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		<title>Chemistry with Dr. Michael Russell at Mt. Hood Community College</title>
		<itunes:author>Michael Russell</itunes:author>
		<link>http://mhchem.org/222</link>
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		<description><![CDATA[A vodcast / podcast supporting the chemistry students of Dr. Michael Russell at Mt. Hood Community College in Gresham, Oregon, USA]]></description>
		<itunes:subtitle>CH 104 CH 151 CH 221 CH 222 and CH 223 at Mt. Hood Community College with Dr. Michael Russell</itunes:subtitle>
		<itunes:summary>A vodcast / podcast supporting the chemistry students of Dr. Michael Russell at Mt. Hood Community College in Gresham, Oregon, USA</itunes:summary>
		<language>en</language>
		<copyright>(c) 2009 - 2010 Michael Russell</copyright>
		<itunes:owner>
			<itunes:name>Michael Russell</itunes:name>
			<itunes:email>marsmars2@mac.com</itunes:email>
		</itunes:owner>
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			<title>Chemistry with Dr. Michael Russell at Mt. Hood Community College</title>
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		<category>Education</category>
		<itunes:category text="Education" />
		<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		<itunes:explicit>no</itunes:explicit>
		<item>
			<title>031010 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from March 10 which gives Day 1 of 2 of a "chalk talk" review for finals next week.]]></description>
			<itunes:subtitle>Chemistry 222 lecture from March 10 which gives Day 1 of 2 of a &quot;chalk talk&quot; review for finals next week.</itunes:subtitle>
			<itunes:summary />
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			<link>http://mhchem.org/222</link>
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			<pubDate>Wed, 10 Mar 2010 10:47:03 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:44:24</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>How to Prepare for the Final Exams in CH 222</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This video offers a few tips and tricks on how to prepare for lecture final exam and the lab final exam in CH 222.]]></description>
			<itunes:subtitle>This video offers a few tips and tricks on how to prepare for lecture final exam and the lab final exam in CH 222.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/222FE.mp4" type="video/mp4" length="5723685" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/222FE.mp4</guid>
			<pubDate>Wed, 10 Mar 2010 08:27:57 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:02:13</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>030810 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from March 8 which looks at Chapter Twenty-one, specifically plasma and applications of nuclear chemistry.]]></description>
			<itunes:subtitle>Chemistry 222 lecture from March 8 which looks at Chapter Twenty-one, specifically plasma and applications of nuclear chemistry.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/030810%20Chemistry%20222%20Lecture.mp3" type="audio/mpeg" length="11622760" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/030810%20Chemistry%20222%20Lecture.mp3</guid>
			<pubDate>Mon, 08 Mar 2010 10:42:28 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:48:11</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>030510 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from March 5 which looks at Chapter Twenty-one, specifically nuclear stability, the forces of nature and binding energy.]]></description>
			<itunes:subtitle>Chemistry 222 lecture from March 5 which looks at Chapter Twenty-one, specifically nuclear stability, the forces of nature and binding energy.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/030510%20Chemistry%20222%20Lecture.mp3" type="audio/mpeg" length="11879178" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/030510%20Chemistry%20222%20Lecture.mp3</guid>
			<pubDate>Fri, 05 Mar 2010 10:23:31 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:49:15</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>030310 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from March 3 which looks at Chapter Fourteen and Chapter Twenty-one, specifically catalysis and the balancing of nuclear reactions.]]></description>
			<itunes:subtitle>Chemistry 222 lecture from March 3 which looks at Chapter Fourteen and Chapter Twenty-one, specifically catalysis and the balancing of nuclear reactions.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/030310%20Chemistry%20222%20Lecture.mp3" type="audio/mpeg" length="12115116" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/030310%20Chemistry%20222%20Lecture.mp3</guid>
			<pubDate>Wed, 03 Mar 2010 12:00:00 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:50:14</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 21 Screencast - Nuclear Stability</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 21 in CH 222 which discusses the idea of nuclear stability - i.e. why some nuclei are stable and why some decompose over time.]]></description>
			<itunes:subtitle>A screencast from Chapter 21 in CH 222 which discusses the idea of nuclear stability - i.e. why some nuclei are stable and why some decompose over time.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch23cNuclStability.mp4" type="video/mp4" length="9956515" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch23cNuclStability.mp4</guid>
			<pubDate>Mon, 01 Mar 2010 11:28:31 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:07:26</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 21 Screencast - Balancing Nuclear Reactions</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 21 in CH 222 which investigates methods used to balance nuclear reactions.]]></description>
			<itunes:subtitle>A screencast from Chapter 21 in CH 222 which investigates methods used to balance nuclear reactions.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch23bBalanceNukeRxns.mp4" type="video/mp4" length="6749412" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch23bBalanceNukeRxns.mp4</guid>
			<pubDate>Mon, 01 Mar 2010 11:28:29 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:07:16</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 21 Screencast - An Introduction to Nuclear Reactivity</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 21 in CH 222 which introduces the idea of nuclear reactivity and how it differs from past chapters.]]></description>
			<itunes:subtitle>A screencast from Chapter 21 in CH 222 which introduces the idea of nuclear reactivity and how it differs from past chapters.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch23aReviewRadioactivity.mp4" type="video/mp4" length="7238449" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch23aReviewRadioactivity.mp4</guid>
			<pubDate>Mon, 01 Mar 2010 11:28:26 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:07:15</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 14 Screencast - Catalysts</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 14 in CH 222 which discusses the use of catalysts in reactions.]]></description>
			<itunes:subtitle>A screencast from Chapter 14 in CH 222 which discusses the use of catalysts in reactions.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch15gCatalysts.mp4" type="video/mp4" length="5414852" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch15gCatalysts.mp4</guid>
			<pubDate>Mon, 01 Mar 2010 11:28:24 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:24</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 14 Screencast - Mechanisms</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 14 in CH 222 which examines the mechanism for a reaction and what they can mean to the chemist.]]></description>
			<itunes:subtitle>A screencast from Chapter 14 in CH 222 which examines the mechanism for a reaction and what they can mean to the chemist.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch15fMechanisms.mp4" type="video/mp4" length="8236717" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch15fMechanisms.mp4</guid>
			<pubDate>Mon, 01 Mar 2010 11:28:21 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:10:20</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 14 Screencast - Energy of Activation</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 14 in CH 222 which looks at the energy of activation for a reaction.]]></description>
			<itunes:subtitle>A screencast from Chapter 14 in CH 222 which looks at the energy of activation for a reaction.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch15eEnergyActivation.mp4" type="video/mp4" length="6303272" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch15eEnergyActivation.mp4</guid>
			<pubDate>Mon, 01 Mar 2010 11:28:18 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:07:53</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 14 Screencast - Half Life</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 14 in CH 222 which discusses half life (and even another method to find the value of k in a reaction.)]]></description>
			<itunes:subtitle>A screencast from Chapter 14 in CH 222 which discusses half life (and even another method to find the value of k in a reaction.)</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch15dHalfLife.mp4" type="video/mp4" length="6451386" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch15dHalfLife.mp4</guid>
			<pubDate>Mon, 01 Mar 2010 11:28:16 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:07:26</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 14 Screencast - Finding the Value of k</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 14 in CH 222 which looks at methods to find the value of the rate constant, k.]]></description>
			<itunes:subtitle>A screencast from Chapter 14 in CH 222 which looks at methods to find the value of the rate constant, k.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch15cFindingk.mp4" type="video/mp4" length="7809709" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch15cFindingk.mp4</guid>
			<pubDate>Mon, 01 Mar 2010 11:28:14 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:08:53</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 14 Screencast - The Rate Law</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 14 in CH 222 which examines the rate law, an equation to find the factors which affect the rate of a reaction.]]></description>
			<itunes:subtitle>A screencast from Chapter 14 in CH 222 which examines the rate law, an equation to find the factors which affect the rate of a reaction.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch15bRateLaw.mp4" type="video/mp4" length="4978298" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch15bRateLaw.mp4</guid>
			<pubDate>Mon, 01 Mar 2010 11:28:11 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:14</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 14 Screencast - An Introduction to Kinetics</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 14 in CH 222 which discusses the nature of kinetics, especially with relation to thermodynamics.]]></description>
			<itunes:subtitle>A screencast from Chapter 14 in CH 222 which discusses the nature of kinetics, especially with relation to thermodynamics.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch15aIntroKinetics.mp4" type="video/mp4" length="10663112" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch15aIntroKinetics.mp4</guid>
			<pubDate>Mon, 01 Mar 2010 11:28:09 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:09:27</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lesson Six Chapter Guide (Chapters Fourteen and Twenty-one) - Video Version</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is the video introduction to Chapter Guide Lesson Six (which covers Chapters Fourteen and Twenty-one in our textbook) for Chemistry 222.]]></description>
			<itunes:subtitle>This is the video introduction to Chapter Guide Lesson Six (which covers Chapters Fourteen and Twenty-one in our textbook) for Chemistry 222.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/222CG06.mp4" type="video/mp4" length="4624261" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/222CG06.mp4</guid>
			<pubDate>Mon, 01 Mar 2010 11:28:00 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:01:41</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lesson Six Chapter Guide (Chapters Fourteen and Twenty-one) - Audio Version</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is the audio introduction to Chapter Guide Lesson Six (which covers Chapters Fourteen and Twenty-one in our textbook) for Chemistry 222.]]></description>
			<itunes:subtitle>This is the audio introduction to Chapter Guide Lesson Six (which covers Chapters Fourteen and Twenty-one in our textbook) for Chemistry 222.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/cg06.mp3" type="audio/mpeg" length="2637905" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/cg06.mp3</guid>
			<pubDate>Mon, 01 Mar 2010 11:27:50 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:02:41</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>030110 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from March 1 which looks at Chapter Fourteen and specifically activation energy, mechanisms and catalysis.]]></description>
			<itunes:subtitle>Chemistry 222 lecture from March 1 which looks at Chapter Fourteen and specifically activation energy, mechanisms and catalysis.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/030110%20Chemistry%20222%20Lecture.mp3" type="audio/mpeg" length="11980324" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/030110%20Chemistry%20222%20Lecture.mp3</guid>
			<pubDate>Mon, 01 Mar 2010 10:46:21 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:49:41</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>022610 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from February 26 which looks at Chapter Fourteen and specifically half life, mechanisms and activation energy.]]></description>
			<itunes:subtitle>Chemistry 222 lecture from February 26 which looks at Chapter Fourteen and specifically half life, mechanisms and activation energy.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/022610%20Chemistry%20222%20Lecture.mp3" type="audio/mpeg" length="9984987" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/022610%20Chemistry%20222%20Lecture.mp3</guid>
			<pubDate>Fri, 26 Feb 2010 10:16:12 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:41:22</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>022410 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from February 24 which looks at Chapter Fourteen and specifically orders of reaction and half life.]]></description>
			<itunes:subtitle>Chemistry 222 lecture from February 24 which looks at Chapter Fourteen and specifically orders of reaction and half life.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/022410%20Chemistry%20222%20Lecture.mp3" type="audio/mpeg" length="11992445" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/022410%20Chemistry%20222%20Lecture.mp3</guid>
			<pubDate>Wed, 24 Feb 2010 11:17:08 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:49:44</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>How to Prepare for the Class Presentations in CH 222</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This video offers a few tips and tricks on how to prepare for Class Presentations in CH 222.]]></description>
			<itunes:subtitle>This video offers a few tips and tricks on how to prepare for Class Presentations in CH 222.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/222CP.mp4" type="video/mp4" length="2438828" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/222CP.mp4</guid>
			<pubDate>Tue, 23 Feb 2010 08:21:41 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:01:42</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>022210 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from February 22 which covers day 2 of 2 of our second midterm review session.]]></description>
			<itunes:subtitle>Chemistry 222 lecture from February 22 which covers day 2 of 2 of our second midterm review session.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/022210%20Chemistry%20222%20Lecture.mp3" type="audio/mpeg" length="12079694" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/022210%20Chemistry%20222%20Lecture.mp3</guid>
			<pubDate>Mon, 22 Feb 2010 11:17:08 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:50:06</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>021910 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from February 19 which covers day 1 of 2 of our second midterm review session.]]></description>
			<itunes:subtitle>Chemistry 222 lecture from February 19 which covers day 1 of 2 of our second midterm review session.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/021910%20Chemistry%20222%20Lecture.mp3" type="audio/mpeg" length="11822649" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/021910%20Chemistry%20222%20Lecture.mp3</guid>
			<pubDate>Fri, 19 Feb 2010 10:28:36 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:49:01</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>021710 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from February 17 which looks at Chapter Thirteen and specifically osmosis and suspensions.]]></description>
			<itunes:subtitle>Chemistry 222 lecture from February 17 which looks at Chapter Thirteen and specifically osmosis and suspensions.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/021710%20Chemistry%20222%20Lecture.mp3" type="audio/mpeg" length="11363208" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/021710%20Chemistry%20222%20Lecture.mp3</guid>
			<pubDate>Wed, 17 Feb 2010 10:33:15 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:47:06</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>How to Prepare for Midterm II in CH 222</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This video offers a few tips and tricks on how to prepare for the second midterm exam in CH 222.]]></description>
			<itunes:subtitle>This video offers a few tips and tricks on how to prepare for the second midterm exam in CH 222.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/222E2.mp4" type="video/mp4" length="4573791" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/222E2.mp4</guid>
			<pubDate>Tue, 16 Feb 2010 10:46:50 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:01:47</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>021210 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from February 12 which looks at Chapter Thirteen and specifically colligative properties (their units, applications, etc.)]]></description>
			<itunes:subtitle>Chemistry 222 lecture from February 12 which looks at Chapter Thirteen and specifically colligative properties (their units, applications, etc.)</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/021210%20Chemistry%20222%20Lecture.mp3" type="audio/mpeg" length="12060781" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/021210%20Chemistry%20222%20Lecture.mp3</guid>
			<pubDate>Fri, 12 Feb 2010 10:18:14 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:50:01</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>021010 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from February 10 which looks at Chapters Eleven and Thirteen and specifically solids and an introduction to solutions.]]></description>
			<itunes:subtitle>Chemistry 222 lecture from February 10 which looks at Chapters Eleven and Thirteen and specifically solids and an introduction to solutions.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/021010%20Chemistry%20222%20Lecture.mp3" type="audio/mpeg" length="11690992" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/021010%20Chemistry%20222%20Lecture.mp3</guid>
			<pubDate>Wed, 10 Feb 2010 10:50:44 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:48:28</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 13 Screencast - Osmosis and Osmotic Pressure</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 11 in CH 222 which examines osmosis and osmotic pressure in solutions.]]></description>
			<itunes:subtitle>A screencast from Chapter 11 in CH 222 which examines osmosis and osmotic pressure in solutions.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch14Osmosis.mp4" type="video/mp4" length="9043096" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch14Osmosis.mp4</guid>
			<pubDate>Tue, 09 Feb 2010 12:18:11 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:08:09</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 13 Screencast - Boiling Point Elevation and Freezing Point Depression</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 11 in CH 222 which discusses boiling point elevation and freezing point depression for solutions.]]></description>
			<itunes:subtitle>A screencast from Chapter 11 in CH 222 which discusses boiling point elevation and freezing point depression for solutions.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch14BPFPCalcs.mp4" type="video/mp4" length="11856779" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch14BPFPCalcs.mp4</guid>
			<pubDate>Tue, 09 Feb 2010 12:18:06 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:11:00</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 13 Screencast - Henry&apos;s Law and Raoult&apos;s Law</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 11 in CH 222 which looks at Henry's Law and Raoult's Law.]]></description>
			<itunes:subtitle>A screencast from Chapter 11 in CH 222 which looks at Henry&apos;s Law and Raoult&apos;s Law.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch14SolutionHenryRaoult.mp4" type="video/mp4" length="8582325" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch14SolutionHenryRaoult.mp4</guid>
			<pubDate>Tue, 09 Feb 2010 12:17:56 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:07:23</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 13 Screencast - Solution Concentrations and Calculations</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 11 in CH 222 which examines calculations based on solutions.]]></description>
			<itunes:subtitle>A screencast from Chapter 11 in CH 222 which examines calculations based on solutions.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch14SolutionConcCalcs.mp4" type="video/mp4" length="9414695" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch14SolutionConcCalcs.mp4</guid>
			<pubDate>Tue, 09 Feb 2010 12:17:43 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:09:01</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 13 Screencast - An Introduction to Solutions</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 13 in CH 222 which introduces solutions and their properties.]]></description>
			<itunes:subtitle>A screencast from Chapter 13 in CH 222 which introduces solutions and their properties.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch14IntroSolutions.mp4" type="video/mp4" length="7487052" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch14IntroSolutions.mp4</guid>
			<pubDate>Tue, 09 Feb 2010 12:17:35 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:07:36</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 11 Screencast - Critical Temperature and Pressure</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 11 in CH 222 that talks about critical temperature and pressure.]]></description>
			<itunes:subtitle>A screencast from Chapter 11 in CH 222 that talks about critical temperature and pressure.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch13PhaseTempCrit.mp4" type="video/mp4" length="4987410" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch13PhaseTempCrit.mp4</guid>
			<pubDate>Tue, 09 Feb 2010 12:17:27 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:06:08</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 11 Screencast - Phase Diagrams</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 11 in CH 222 which looks at phase diagrams.]]></description>
			<itunes:subtitle>A screencast from Chapter 11 in CH 222 which looks at phase diagrams.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch13PhaseDiag.mp4" type="video/mp4" length="6654906" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch13PhaseDiag.mp4</guid>
			<pubDate>Tue, 09 Feb 2010 12:17:12 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:15</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 11 Screencast - Calculations Relating to Solids</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 11 in CH 222 which discusses calculations relating to solid compounds.]]></description>
			<itunes:subtitle>A screencast from Chapter 11 in CH 222 which discusses calculations relating to solid compounds.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch13SolidsCalculations.mp4" type="video/mp4" length="6931586" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch13SolidsCalculations.mp4</guid>
			<pubDate>Tue, 09 Feb 2010 12:17:04 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:06:06</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 11 Screencast - An Introduction to Solids</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 11 in CH 222 which introduces solids.]]></description>
			<itunes:subtitle>A screencast from Chapter 11 in CH 222 which introduces solids.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch13SolidsIntro.mp4" type="video/mp4" length="4004051" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch13SolidsIntro.mp4</guid>
			<pubDate>Tue, 09 Feb 2010 12:16:56 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:04:34</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 11 Screencast - Surface Tension, Capillary Action and Viscosity </title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 11 in CH 222 which examines surface tension, capillary action and viscosity]]></description>
			<itunes:subtitle>A screencast from Chapter 11 in CH 222 which examines surface tension, capillary action and viscosity</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch13SurfTensCapActVisc.mp4" type="video/mp4" length="5905898" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch13SurfTensCapActVisc.mp4</guid>
			<pubDate>Tue, 09 Feb 2010 12:16:51 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:53</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 11 Screencast - Boiling Liquids</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 11 in CH 222 which discusses boiling liquids and the relation to vapor pressure.]]></description>
			<itunes:subtitle>A screencast from Chapter 11 in CH 222 which discusses boiling liquids and the relation to vapor pressure.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch13BoilingLiquids.mp4" type="video/mp4" length="7405403" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch13BoilingLiquids.mp4</guid>
			<pubDate>Tue, 09 Feb 2010 12:16:44 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:07:16</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 11 Screencast - Liquids</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 11 in CH 222 which examines liquids and their properties.]]></description>
			<itunes:subtitle>A screencast from Chapter 11 in CH 222 which examines liquids and their properties.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch13Liquids.mp4" type="video/mp4" length="8892340" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch13Liquids.mp4</guid>
			<pubDate>Tue, 09 Feb 2010 12:16:40 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:07:51</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lesson Five Chapter Guide (Chapters Eleven and Thirteen) - Video Version</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is the video introduction to Chapter Guide Lesson Five (which covers Chapters Eleven and Thirteen in our textbook) for Chemistry 222.]]></description>
			<itunes:subtitle>This is the video introduction to Chapter Guide Lesson Five (which covers Chapters Eleven and Thirteen in our textbook) for Chemistry 222.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/222CG05.mp4" type="video/mp4" length="3094455" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/222CG05.mp4</guid>
			<pubDate>Tue, 09 Feb 2010 12:16:28 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:01:14</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lesson Five Chapter Guide (Chapters Eleven and Thirteen) - Audio Version</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is the audio introduction to Chapter Guide Lesson Five (which covers Chapters Eleven and Thirteen in our textbook) for Chemistry 222.]]></description>
			<itunes:subtitle>This is the audio introduction to Chapter Guide Lesson Five (which covers Chapters Eleven and Thirteen in our textbook) for Chemistry 222.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/cg05.mp3" type="audio/mpeg" length="2637899" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/cg05.mp3</guid>
			<pubDate>Tue, 09 Feb 2010 12:16:17 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:02:41</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>020810 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from February 8 which looks at Chapter Eleven and specifically vapor pressure, boiling, energy changes with changes of phase, and phase diagrams.]]></description>
			<itunes:subtitle>Chemistry 222 lecture from February 8 which looks at Chapter Eleven and specifically vapor pressure, boiling, energy changes with changes of phase, and phase diagrams.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/020810%20Chemistry%20222%20Lecture.mp3" type="audio/mpeg" length="11233640" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/020810%20Chemistry%20222%20Lecture.mp3</guid>
			<pubDate>Mon, 08 Feb 2010 10:36:07 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:46:34</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>020510 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from February 5 which looks at Chapter Eleven and specifically intermolecular forces (and an overview of the class results for midterm Exam I.)  There was no podcast for February 2 due to a technical mishap; my apologies.]]></description>
			<itunes:subtitle>Chemistry 222 lecture from February 5 which looks at Chapter Eleven and specifically intermolecular forces (and an overview of the class results for midterm Exam I.)  There was no podcast for February 2 due to a technical mishap; my apologies.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/020510%20Chemistry%20222%20Lecture.mp3" type="audio/mpeg" length="11307828" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/020510%20Chemistry%20222%20Lecture.mp3</guid>
			<pubDate>Fri, 05 Feb 2010 10:31:51 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:46:53</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 11 Screencast - Intermolecular Forces: Dipole-Induced Dipole and Induced Dipole-Induced Dipole</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 11 in CH 222 which looks at the weakest (but still important) intermolecular forces, specifically dipole-induced dipole and induced dipole-induced dipole (which is also known as London forces or dispersion forces, etc.)]]></description>
			<itunes:subtitle>A screencast from Chapter 11 in CH 222 which looks at the weakest (but still important) intermolecular forces, specifically dipole-induced dipole and induced dipole-induced dipole (which is also known as London forces or dispersion forces, etc.)</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch13IMDIDLondon.mp4" type="video/mp4" length="8414728" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch13IMDIDLondon.mp4</guid>
			<pubDate>Thu, 04 Feb 2010 12:23:21 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:07:35</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 11 Screencast - Intermolecular Forces: Dipole-Dipole and Hydrogen Bonds</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 11 in CH 222 which looks at the more intermolecular forces, namely dipole-dipole and the (very important!) hydrogen bonding forces.]]></description>
			<itunes:subtitle>A screencast from Chapter 11 in CH 222 which looks at the more intermolecular forces, namely dipole-dipole and the (very important!) hydrogen bonding forces.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch13IMDDHBond.mp4" type="video/mp4" length="9674278" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch13IMDDHBond.mp4</guid>
			<pubDate>Thu, 04 Feb 2010 12:23:18 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:10:26</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 11 Screencast - Intermolecular Forces: Ion-Ion / Metallic and Ion-Dipole</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 11 in CH 222 which looks at the most powerful intermolecular forces, namely ion-ion / metallic and ion-dipole.]]></description>
			<itunes:subtitle>A screencast from Chapter 11 in CH 222 which looks at the most powerful intermolecular forces, namely ion-ion / metallic and ion-dipole.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch13IMIonMetalIonDipole.mp4" type="video/mp4" length="6303089" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch13IMIonMetalIonDipole.mp4</guid>
			<pubDate>Thu, 04 Feb 2010 12:23:12 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:06:34</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 10 Screencast - Diffusion and Effusion</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 10 in CH 222 which discuses diffusion and effusion with respect to gases.]]></description>
			<itunes:subtitle>A screencast from Chapter 10 in CH 222 which discuses diffusion and effusion with respect to gases.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch12EffDiff.mp4" type="video/mp4" length="6071655" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch12EffDiff.mp4</guid>
			<pubDate>Thu, 04 Feb 2010 12:23:03 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:37</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 10 Screencast - Gases and the Kinetic Molecular Theory (KMT)</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 10 in CH 222 which examines how the kinetic molecular theory helps explain the behavior of gases.]]></description>
			<itunes:subtitle>A screencast from Chapter 10 in CH 222 which examines how the kinetic molecular theory helps explain the behavior of gases.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch12KMT.mp4" type="video/mp4" length="8722386" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch12KMT.mp4</guid>
			<pubDate>Thu, 04 Feb 2010 12:23:00 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:08:31</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 10 Screencast - PM = dRT</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 10 in CH 222 that examines PM = dRT, an equation which relates the density of a gas to the molar mass of the gas.]]></description>
			<itunes:subtitle>A screencast from Chapter 10 in CH 222 that examines PM = dRT, an equation which relates the density of a gas to the molar mass of the gas.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch12PMdRT.mp4" type="video/mp4" length="6465908" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch12PMdRT.mp4</guid>
			<pubDate>Thu, 04 Feb 2010 12:22:52 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:49</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 10 Screencast - The Ideal Gas Law (PV = nRT)</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 10 in CH 222 which examines the ideal gas law, the most important equation of this chapter.  Make sure you memorize the value of R!]]></description>
			<itunes:subtitle>A screencast from Chapter 10 in CH 222 which examines the ideal gas law, the most important equation of this chapter.  Make sure you memorize the value of R!</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch12PVnRT.mp4" type="video/mp4" length="9467712" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch12PVnRT.mp4</guid>
			<pubDate>Thu, 04 Feb 2010 12:22:46 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:09:38</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 10 Screencast - Boyle&apos;s and Charles&apos;s Law</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 10 in CH 222 which looks at the relationships between the properties of gases, specifically Boyle's and Charles's Laws.]]></description>
			<itunes:subtitle>A screencast from Chapter 10 in CH 222 which looks at the relationships between the properties of gases, specifically Boyle&apos;s and Charles&apos;s Laws.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch12BoyleCharles.mp4" type="video/mp4" length="6331653" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch12BoyleCharles.mp4</guid>
			<pubDate>Thu, 04 Feb 2010 12:22:40 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:53</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 10 Screencast - An Introduction to Pressure</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 10 in CH 222 which looks at pressure and units used to definite its intensity.]]></description>
			<itunes:subtitle>A screencast from Chapter 10 in CH 222 which looks at pressure and units used to definite its intensity.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch12IntroPressure.mp4" type="video/mp4" length="4478944" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch12IntroPressure.mp4</guid>
			<pubDate>Thu, 04 Feb 2010 12:22:36 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:04:53</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lesson Four Chapter Guide (Chapters Ten and Eleven) - Video Version</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is the video introduction to Chapter Guide Lesson Four (which covers Chapters Ten and Eleven in our textbook) for Chemistry 222.]]></description>
			<itunes:subtitle>This is the video introduction to Chapter Guide Lesson Four (which covers Chapters Ten and Eleven in our textbook) for Chemistry 222.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/222CG04.mp4" type="video/mp4" length="2505384" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/222CG04.mp4</guid>
			<pubDate>Thu, 04 Feb 2010 12:22:21 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:01:07</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lesson Four Chapter Guide (Chapters Ten and Eleven) - Audio Version</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is the audio introduction to Chapter Guide Lesson Four (which covers Chapters Ten and Eleven in our textbook) for Chemistry 222.]]></description>
			<itunes:subtitle>This is the audio introduction to Chapter Guide Lesson Four (which covers Chapters Ten and Eleven in our textbook) for Chemistry 222.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/cg04.mp3" type="audio/mpeg" length="2637889" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/cg04.mp3</guid>
			<pubDate>Thu, 04 Feb 2010 12:22:15 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:02:41</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>020110 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from February 1 which looks at Chapter Ten and specifically the properties of gases and conversions for pressure.]]></description>
			<itunes:subtitle>Chemistry 222 lecture from February 1 which looks at Chapter Ten and specifically the properties of gases and conversions for pressure.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/020110%20Chemistry%20222%20Lecture.mp3" type="audio/mpeg" length="12011253" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/020110%20Chemistry%20222%20Lecture.mp3</guid>
			<pubDate>Mon, 01 Feb 2010 10:39:28 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:49:49</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>012910 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from January 29 which covers day 2 of 2 for the review of Midterm Exam I scheduled for next week.]]></description>
			<itunes:subtitle>Chemistry 222 lecture from January 29 which covers day 2 of 2 for the review of Midterm Exam I scheduled for next week.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/012910%20Chemistry%20222%20Lecture.mp3" type="audio/mpeg" length="11727877" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/012910%20Chemistry%20222%20Lecture.mp3</guid>
			<pubDate>Fri, 29 Jan 2010 10:12:49 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:48:38</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>How to Prepare for Midterm I in CH 222</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This video offers a few tips and tricks on how to prepare for the first midterm exam in CH 222.]]></description>
			<itunes:subtitle>This video offers a few tips and tricks on how to prepare for the first midterm exam in CH 222.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/222E1.mp4" type="video/mp4" length="3132721" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/222E1.mp4</guid>
			<pubDate>Thu, 28 Jan 2010 08:41:23 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:01:10</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>012710 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from January 27 which covers day 1 of 2 for the review of Midterm Exam I scheduled for next week.]]></description>
			<itunes:subtitle>Chemistry 222 lecture from January 27 which covers day 1 of 2 for the review of Midterm Exam I scheduled for next week.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/012710%20Chemistry%20222%20Lecture.mp3" type="audio/mpeg" length="11720981" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/012710%20Chemistry%20222%20Lecture.mp3</guid>
			<pubDate>Wed, 27 Jan 2010 10:16:14 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:48:36</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>012510 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from January 25 which looks at Chapter Twenty-five and specifically organic chemistry reactions and polymers.]]></description>
			<itunes:subtitle>Chemistry 222 lecture from January 25 which looks at Chapter Twenty-five and specifically organic chemistry reactions and polymers.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/012510%20Chemistry%20222%20Lecture.mp3" type="audio/mpeg" length="11556096" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/012510%20Chemistry%20222%20Lecture.mp3</guid>
			<pubDate>Mon, 25 Jan 2010 10:24:31 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:47:55</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>012210 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from January 22 which looks at Chapter Twenty-five and specifically the naming of alcohols, ketones, alkynes, alkenes, ethers, and more.]]></description>
			<itunes:subtitle>Chemistry 222 lecture from January 22 which looks at Chapter Twenty-five and specifically the naming of alcohols, ketones, alkynes, alkenes, ethers, and more.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/012210%20Chemistry%20222%20Lecture.mp3" type="audio/mpeg" length="11507195" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/012210%20Chemistry%20222%20Lecture.mp3</guid>
			<pubDate>Fri, 22 Jan 2010 10:28:01 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:47:42</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lab Video - Using the Bunsen Burner</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is a lab video which shows how to use the Bunsen burner.  We shall be using them in the upcoming "Molar Mass of a Volatile Liquid" lab.... and several times afterwards as well.]]></description>
			<itunes:subtitle>This is a lab video which shows how to use the Bunsen burner.  We shall be using them in the upcoming &quot;Molar Mass of a Volatile Liquid&quot; lab.... and several times afterwards as well.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/BunsenBurner_2.mp4" type="video/mp4" length="6533346" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/BunsenBurner_2.mp4</guid>
			<pubDate>Wed, 20 Jan 2010 11:23:39 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:01:21</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 25 Screencast - Organic Chemistry - An Introduction to Organic Reactions</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 25 in CH 222 which shows a few examples of organic chemistry reactions.]]></description>
			<itunes:subtitle>A screencast from Chapter 25 in CH 222 which shows a few examples of organic chemistry reactions.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch11OChemReactions.mp4" type="video/mp4" length="7657208" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch11OChemReactions.mp4</guid>
			<pubDate>Wed, 20 Jan 2010 11:23:28 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:07:37</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 25 Screencast - Organic Chemistry - Nomenclature Self-Quiz</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 25 in CH 222 which provides a self-quiz for organic nomenclature.  Try it!  It's just for fun, maybe it will help you learn this week's material? :)]]></description>
			<itunes:subtitle>A screencast from Chapter 25 in CH 222 which provides a self-quiz for organic nomenclature.  Try it!  It&apos;s just for fun, maybe it will help you learn this week&apos;s material? :)</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch11OChemQuiz.mp4" type="video/mp4" length="6417395" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch11OChemQuiz.mp4</guid>
			<pubDate>Wed, 20 Jan 2010 11:23:24 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:40</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 25 Screencast - Organic Chemistry - Carboxylic Acids and Amines</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 25 in CH 222 which briefly examines carboxylic acids and amines.]]></description>
			<itunes:subtitle>A screencast from Chapter 25 in CH 222 which briefly examines carboxylic acids and amines.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch11OchemCarboxAcidsAmines.mp4" type="video/mp4" length="6710176" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch11OchemCarboxAcidsAmines.mp4</guid>
			<pubDate>Wed, 20 Jan 2010 11:23:12 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:06:06</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 25 Screencast - Organic Chemistry - Aromatic Compounds</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 25 in CH 222 which looks at aromatic compounds in chemistry.]]></description>
			<itunes:subtitle>A screencast from Chapter 25 in CH 222 which looks at aromatic compounds in chemistry.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch11OChemAromatics.mp4" type="video/mp4" length="5430923" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch11OChemAromatics.mp4</guid>
			<pubDate>Wed, 20 Jan 2010 11:22:57 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:12</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 25 Screencast - Organic Chemistry - Ethers, Ketones, Aldehydes, Alkynes and Alkenes</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 25 in CH 222 which talks about ethers, ketones, aldehydes, alkynes and alkenes.]]></description>
			<itunes:subtitle>A screencast from Chapter 25 in CH 222 which talks about ethers, ketones, aldehydes, alkynes and alkenes.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch11OChemEtherKetAldYneEne.mp4" type="video/mp4" length="9374123" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch11OChemEtherKetAldYneEne.mp4</guid>
			<pubDate>Wed, 20 Jan 2010 11:22:53 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:09:03</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 25 Screencast - Organic Chemistry - Alcohols</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 25 in CH 222 which discusses the alcohol family.]]></description>
			<itunes:subtitle>A screencast from Chapter 25 in CH 222 which discusses the alcohol family.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch11OChemAlcohols.mp4" type="video/mp4" length="5154753" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch11OChemAlcohols.mp4</guid>
			<pubDate>Wed, 20 Jan 2010 11:22:48 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:04:53</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 25 Screencast - Organic Chemistry - Isomers and Alkanes, Cycloalkanes and Alkyl Halides</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 25 in CH 222 which discusses isomerism, especially with relation to alkanes, cycloalkanes and alkyl halides.]]></description>
			<itunes:subtitle>A screencast from Chapter 25 in CH 222 which discusses isomerism, especially with relation to alkanes, cycloalkanes and alkyl halides.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch11OChemIsomers.mp4" type="video/mp4" length="6382896" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch11OChemIsomers.mp4</guid>
			<pubDate>Wed, 20 Jan 2010 11:22:41 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:06:59</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 25 Screencast - An Introduction to Organic Chemistry - Alkanes</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 25 in CH 222 which introduces organic chemistry, alkyl groups and alkanes.]]></description>
			<itunes:subtitle>A screencast from Chapter 25 in CH 222 which introduces organic chemistry, alkyl groups and alkanes.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch11OChemIntroAlkane.mp4" type="video/mp4" length="5722628" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch11OChemIntroAlkane.mp4</guid>
			<pubDate>Wed, 20 Jan 2010 11:22:31 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:28</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lesson Three Chapter Guide (Chapter Twenty-five) - Video Version</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is the video introduction to Chapter Guide Lesson Three (which covers Chapter Twenty-five in our textbook) for Chemistry 222.]]></description>
			<itunes:subtitle>This is the video introduction to Chapter Guide Lesson Three (which covers Chapter Twenty-five in our textbook) for Chemistry 222.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/222CG03.mp4" type="video/mp4" length="2534160" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/222CG03.mp4</guid>
			<pubDate>Wed, 20 Jan 2010 11:21:55 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:01:03</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lesson Three Chapter Guide (Chapter Twenty-five) - Audio Version</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is the audio introduction to Chapter Guide Lesson Three (which covers Chapter Twenty-five in our textbook) for Chemistry 222.]]></description>
			<itunes:subtitle>This is the audio introduction to Chapter Guide Lesson Three (which covers Chapter Twenty-five in our textbook) for Chemistry 222.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/cg03.mp3" type="audio/mpeg" length="2637883" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/cg03.mp3</guid>
			<pubDate>Wed, 20 Jan 2010 11:21:46 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:02:41</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>012010 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from January 20 which looks at Chapter Twenty-five and specifically an introduction to organic chemistry and alkyl groups.]]></description>
			<itunes:subtitle>Chemistry 222 lecture from January 20 which looks at Chapter Twenty-five and specifically an introduction to organic chemistry and alkyl groups.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/012010%20Chemistry%20222%20Lecture.mp3" type="audio/mpeg" length="11846159" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/012010%20Chemistry%20222%20Lecture.mp3</guid>
			<pubDate>Wed, 20 Jan 2010 11:19:50 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:49:07</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>011510 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from January 15 which looks at Chapter Nine and specifically molecular orbital theory (building of diagrams, calculating bond order, cations/anions, etc.)]]></description>
			<itunes:subtitle>Chemistry 222 lecture from January 15 which looks at Chapter Nine and specifically molecular orbital theory (building of diagrams, calculating bond order, cations/anions, etc.)</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/011510%20Chemistry%20222%20Lecture.mp3" type="audio/mpeg" length="12099129" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/011510%20Chemistry%20222%20Lecture.mp3</guid>
			<pubDate>Fri, 15 Jan 2010 11:25:38 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:50:10</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 9 Screencast - Molecular Orbital Theory Ions and Paramagnetism</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 9 in CH 222 which discusses how ions and paramagnetism are accounted for in molecular orbital theory.]]></description>
			<itunes:subtitle>A screencast from Chapter 9 in CH 222 which discusses how ions and paramagnetism are accounted for in molecular orbital theory.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch10MOParaAndIons.mp4" type="video/mp4" length="5673275" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch10MOParaAndIons.mp4</guid>
			<pubDate>Wed, 13 Jan 2010 11:00:44 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:06:49</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 9 Screencast - Molecular Orbital Theory and Pi Bonds</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 9 in CH 222 which looks at multiple (pi) bonds as seen through molecular orbital theory.]]></description>
			<itunes:subtitle>A screencast from Chapter 9 in CH 222 which looks at multiple (pi) bonds as seen through molecular orbital theory.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch10MOPiBonds.mp4" type="video/mp4" length="6613240" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch10MOPiBonds.mp4</guid>
			<pubDate>Wed, 13 Jan 2010 11:00:42 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:08:19</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 9 Screencast - Molecular Orbital Theory and Examples</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 9 in CH 222 which examines molecular orbital theory using some simple examples.]]></description>
			<itunes:subtitle>A screencast from Chapter 9 in CH 222 which examines molecular orbital theory using some simple examples.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch10MOIntroExamples.mp4" type="video/mp4" length="4741442" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch10MOIntroExamples.mp4</guid>
			<pubDate>Wed, 13 Jan 2010 11:00:38 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:04:50</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 9 Screencast - An Introduction to Molecular Orbital Theory</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 9 in CH 222 which introduces molecular orbital theory.]]></description>
			<itunes:subtitle>A screencast from Chapter 9 in CH 222 which introduces molecular orbital theory.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch10MOIntro.mp4" type="video/mp4" length="7925383" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch10MOIntro.mp4</guid>
			<pubDate>Wed, 13 Jan 2010 11:00:26 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:07:10</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 9 Screencast - Multiple Bonds in Valence Bond Theory</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 9 in CH 222 which examines multiple (pi) bonds in valence bond theory.]]></description>
			<itunes:subtitle>A screencast from Chapter 9 in CH 222 which examines multiple (pi) bonds in valence bond theory.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch10VBMultBonds.mp4" type="video/mp4" length="5011001" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch10VBMultBonds.mp4</guid>
			<pubDate>Wed, 13 Jan 2010 11:00:21 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:11</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 9 Screencast - Valence Bond Theory - Methane</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 9 in CH 222 which further examines valence bond theory using the example of methane.]]></description>
			<itunes:subtitle>A screencast from Chapter 9 in CH 222 which further examines valence bond theory using the example of methane.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch10VBCH4.mp4" type="video/mp4" length="5201960" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch10VBCH4.mp4</guid>
			<pubDate>Wed, 13 Jan 2010 11:00:14 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:04:47</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 9 Screencast - An Introduction to Valence Bond Theory - Boron Trifluoride</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 9 in CH 222 which examines valence bond theory closer using the example of boron trifluoride.]]></description>
			<itunes:subtitle>A screencast from Chapter 9 in CH 222 which examines valence bond theory closer using the example of boron trifluoride.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch10VBBF3.mp4" type="video/mp4" length="3415676" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch10VBBF3.mp4</guid>
			<pubDate>Wed, 13 Jan 2010 11:00:07 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:03:45</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 9 Screencast - An Introduction to Two Bonding Theories</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 9 in CH 222 which introduces the two main bonding theories used in chemistry, namely valence bond theory and molecular orbital theory.]]></description>
			<itunes:subtitle>A screencast from Chapter 9 in CH 222 which introduces the two main bonding theories used in chemistry, namely valence bond theory and molecular orbital theory.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch10IntroBondTheories.mp4" type="video/mp4" length="4875076" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch10IntroBondTheories.mp4</guid>
			<pubDate>Wed, 13 Jan 2010 10:59:47 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:04:54</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lesson Two Chapter Guide (Chapter Nine) - Video Version</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is the video introduction to Chapter Guide Lesson Two (which covers Chapter Nine in our textbook) for Chemistry 222.]]></description>
			<itunes:subtitle>This is the video introduction to Chapter Guide Lesson Two (which covers Chapter Nine in our textbook) for Chemistry 222.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/222CG02.mp4" type="video/mp4" length="2702583" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/222CG02.mp4</guid>
			<pubDate>Wed, 13 Jan 2010 10:58:15 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:01:02</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lesson Two Chapter Guide (Chapter Nine) - Audio Version</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is the audio introduction to Chapter Guide Lesson Two (which covers Chapter Nine in our textbook) for Chemistry 222.]]></description>
			<itunes:subtitle>This is the audio introduction to Chapter Guide Lesson Two (which covers Chapter Nine in our textbook) for Chemistry 222.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/cg02.mp3" type="audio/mpeg" length="2637865" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/cg02.mp3</guid>
			<pubDate>Wed, 13 Jan 2010 10:57:20 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:02:41</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>011310 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from January 13 which looks at Chapter Nine and specifically valence bond theory and an introduction to molecular orbital theory.]]></description>
			<itunes:subtitle>Chemistry 222 lecture from January 13 which looks at Chapter Nine and specifically valence bond theory and an introduction to molecular orbital theory.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/011310%20Chemistry%20222%20Lecture.mp3" type="audio/mpeg" length="11794332" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/011310%20Chemistry%20222%20Lecture.mp3</guid>
			<pubDate>Wed, 13 Jan 2010 10:27:00 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:48:54</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>011110 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from January 11 which looks at Chapter Eight and Chapter Nine and specifically polarity (of bonds and molecules) and an introduction to molecular bonding.]]></description>
			<itunes:subtitle>Chemistry 222 lecture from January 11 which looks at Chapter Eight and Chapter Nine and specifically polarity (of bonds and molecules) and an introduction to molecular bonding.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/011110%20Chemistry%20222%20Lecture.mp3" type="audio/mpeg" length="11929020" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/011110%20Chemistry%20222%20Lecture.mp3</guid>
			<pubDate>Mon, 11 Jan 2010 11:09:04 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:49:28</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>010810 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from January 8 which looks at Chapter Eight and specifically VSEPR geometry, bond order (and bond length and bond energy) and an introduction to polarity.]]></description>
			<itunes:subtitle>Chemistry 222 lecture from January 8 which looks at Chapter Eight and specifically VSEPR geometry, bond order (and bond length and bond energy) and an introduction to polarity.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/010810%20Chemistry%20222%20Lecture.mp3" type="audio/mpeg" length="10681621" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/010810%20Chemistry%20222%20Lecture.mp3</guid>
			<pubDate>Fri, 08 Jan 2010 10:37:33 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:44:16</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>010610 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from January 6 which looks at Chapter Eight and specifically formal charges, resonance, and an introduction to VSEPR.]]></description>
			<itunes:subtitle>Chemistry 222 lecture from January 6 which looks at Chapter Eight and specifically formal charges, resonance, and an introduction to VSEPR.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/010610%20Chemistry%20222%20Lecture.mp3" type="audio/mpeg" length="11794437" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/010610%20Chemistry%20222%20Lecture.mp3</guid>
			<pubDate>Wed, 06 Jan 2010 10:54:25 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:48:54</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>010410 Chemistry 222 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 222 lecture from January 4 which discusses Chapter Eight and an introduction to chemical bonding.]]></description>
			<itunes:subtitle>Chemistry 222 lecture from January 4 which discusses Chapter Eight and an introduction to chemical bonding.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/010410%20Chemistry%20222%20Lecture.mp3" type="audio/mpeg" length="11641673" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/010410%20Chemistry%20222%20Lecture.mp3</guid>
			<pubDate>Mon, 04 Jan 2010 10:13:54 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:48:16</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lab Video - Using the Analytical Balance</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is a lab video which shows how to use the analytical balance.  We shall be using them in the upcoming "Titration of Water Soluble Copper Salts" lab.... and several times afterwards as well.]]></description>
			<itunes:subtitle>This is a lab video which shows how to use the analytical balance.  We shall be using them in the upcoming &quot;Titration of Water Soluble Copper Salts&quot; lab.... and several times afterwards as well.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/AnalyticalBalance_2.mp4" type="video/mp4" length="12317659" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/AnalyticalBalance_2.mp4</guid>
			<pubDate>Wed, 30 Dec 2009 21:31:56 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:02:02</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 8 Screencast - Molecular Polarity</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 8 in CH 222 which investigates the polarity of a molecule using the polarities of individual bonds.]]></description>
			<itunes:subtitle>A screencast from Chapter 8 in CH 222 which investigates the polarity of a molecule using the polarities of individual bonds.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch09MolecularPolarity.mp4" type="video/mp4" length="8409935" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch09MolecularPolarity.mp4</guid>
			<pubDate>Wed, 30 Dec 2009 21:31:44 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:07:42</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 8 Screencast - Bond Polarity and Electronegativity</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 8 in CH 222 which looks at the effect of electronegativity on bond polarity.]]></description>
			<itunes:subtitle>A screencast from Chapter 8 in CH 222 which looks at the effect of electronegativity on bond polarity.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch09BondPolarity.mp4" type="video/mp4" length="5898388" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch09BondPolarity.mp4</guid>
			<pubDate>Wed, 30 Dec 2009 21:31:39 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:20</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 8 Screencast - Bond Energy</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 8 in CH 222 which examines the relationship between bond order and bond energy (and bond length as well).]]></description>
			<itunes:subtitle>A screencast from Chapter 8 in CH 222 which examines the relationship between bond order and bond energy (and bond length as well).</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch09BondEnergy.mp4" type="video/mp4" length="5661335" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch09BondEnergy.mp4</guid>
			<pubDate>Wed, 30 Dec 2009 21:31:32 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:09</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 8 Screencast - Bond Order and Bond Length</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 8 in CH 222 which examines the relationship between bond order and bond length.]]></description>
			<itunes:subtitle>A screencast from Chapter 8 in CH 222 which examines the relationship between bond order and bond length.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch09BondOrderBondLength.mp4" type="video/mp4" length="3556435" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch09BondOrderBondLength.mp4</guid>
			<pubDate>Wed, 30 Dec 2009 21:31:26 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:04:03</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 8 Screencast - VSEPR Theory</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 8 in CH 222 which looks at VSEPR theory and how it can help us determine bond angles, etc.]]></description>
			<itunes:subtitle>A screencast from Chapter 8 in CH 222 which looks at VSEPR theory and how it can help us determine bond angles, etc.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch09VSEPR.mp4" type="video/mp4" length="6943493" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch09VSEPR.mp4</guid>
			<pubDate>Wed, 30 Dec 2009 21:31:22 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:06:34</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 8 Screencast - Formal Charges</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 8 in CH 222 which discuses Formal charges and how they help us predict the most stable resonance form.]]></description>
			<itunes:subtitle>A screencast from Chapter 8 in CH 222 which discuses Formal charges and how they help us predict the most stable resonance form.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch09LewisFormalCharges.mp4" type="video/mp4" length="7587010" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch09LewisFormalCharges.mp4</guid>
			<pubDate>Wed, 30 Dec 2009 21:31:14 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:08:00</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 8 Screencast - Lewis Structures and Pi Bonds</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 8 in CH 222 which looks at pi bonds in Lewis structures.]]></description>
			<itunes:subtitle>A screencast from Chapter 8 in CH 222 which looks at pi bonds in Lewis structures.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch09LewisPiBonds.mp4" type="video/mp4" length="5384944" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch09LewisPiBonds.mp4</guid>
			<pubDate>Wed, 30 Dec 2009 21:30:41 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:52</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 8 Screencast - An Introduction to Lewis Structures</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 8 in CH 222 which discusses Lewis structures and their usefulness in chemistry.]]></description>
			<itunes:subtitle>A screencast from Chapter 8 in CH 222 which discusses Lewis structures and their usefulness in chemistry.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch09IntroLewisStruct.mp4" type="video/mp4" length="4891869" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch09IntroLewisStruct.mp4</guid>
			<pubDate>Wed, 30 Dec 2009 21:30:35 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:06:04</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 8 Screencast - Bonding Pairs and Lone Pairs</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 8 in CH 222 which looks at bonding pairs and lone pairs in chemistry.]]></description>
			<itunes:subtitle>A screencast from Chapter 8 in CH 222 which looks at bonding pairs and lone pairs in chemistry.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch09BondLoneElectrons.mp4" type="video/mp4" length="4222481" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch09BondLoneElectrons.mp4</guid>
			<pubDate>Wed, 30 Dec 2009 21:30:28 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:04:17</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 8 Screencast - An Overview of Bonding in Chemistry</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 8 in CH 222 which provides an overview of the two main bonding types (ionic and covalent) in chemistry.]]></description>
			<itunes:subtitle>A screencast from Chapter 8 in CH 222 which provides an overview of the two main bonding types (ionic and covalent) in chemistry.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch09BondingOverview.mp4" type="video/mp4" length="6022152" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/Ch09BondingOverview.mp4</guid>
			<pubDate>Wed, 30 Dec 2009 21:30:15 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:19</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lesson One Chapter Guide (Chapter Eight) - Video Version</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is the video introduction to Chapter Guide Lesson One (which covers Chapter Eight in our textbook) for Chemistry 222.]]></description>
			<itunes:subtitle>This is the video introduction to Chapter Guide Lesson One (which covers Chapter Eight in our textbook) for Chemistry 222.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/222CG01.mp4" type="video/mp4" length="2000733" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/222CG01.mp4</guid>
			<pubDate>Wed, 30 Dec 2009 21:28:33 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:00:48</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lesson One Chapter Guide (Chapter Eight) - Audio Version</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is the audio introduction to Chapter Guide Lesson One (which covers Chapter Eight in our textbook) for Chemistry 222.]]></description>
			<itunes:subtitle>This is the audio introduction to Chapter Guide Lesson One (which covers Chapter Eight in our textbook) for Chemistry 222.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/cg01.mp3" type="audio/mpeg" length="2637833" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/cg01.mp3</guid>
			<pubDate>Wed, 30 Dec 2009 21:28:29 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:02:41</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chemistry 222 Winter 2010 Syllabus</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This file contains the first two pages of the syllabus for the Winter 2010 Chemistry 222 class.  If you have any questions, please do not hesitate to contact me!]]></description>
			<itunes:subtitle>This file contains the first two pages of the syllabus for the Winter 2010 Chemistry 222 class.  If you have any questions, please do not hesitate to contact me!</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/222Syl.pdf" type="application/pdf" length="84655" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/222Syl.pdf</guid>
			<pubDate>Wed, 30 Dec 2009 21:26:55 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:00:00</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Welcome to Chemistry 222! - An Introduction Video</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[An introductory video for my CH 222 class.]]></description>
			<itunes:subtitle>An introductory video for my CH 222 class.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/CH222Intro.mp4" type="video/mp4" length="1411346" />
			<link>http://mhchem.org/222</link>
			<guid>http://classes.mhcc.edu/web/ch222_mr/classroom/zAudio/CH222Intro.mp4</guid>
			<pubDate>Wed, 30 Dec 2009 21:26:29 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:00:54</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>How to Prepare for the Final Exams in CH 221</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This video offers a few tips and tricks on how to prepare for lecture final exam and the lab final exam in CH 221.]]></description>
			<itunes:subtitle>This video offers a few tips and tricks on how to prepare for lecture final exam and the lab final exam in CH 221.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/CH221CGFE.mp4" type="video/mp4" length="9529142" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/CH221CGFE.mp4</guid>
			<pubDate>Thu, 03 Dec 2009 07:21:25 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:03:06</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>120209 Chemistry 221 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 221 lecture from December 2 which completes Chapter Seven and discusses the periodic trends.]]></description>
			<itunes:subtitle>Chemistry 221 lecture from December 2 which completes Chapter Seven and discusses the periodic trends.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/120209%20Chemistry%20221%20Lecture.mp3" type="audio/mpeg" length="11538750" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/120209%20Chemistry%20221%20Lecture.mp3</guid>
			<pubDate>Wed, 02 Dec 2009 10:53:15 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:47:50</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>113009 Chemistry 221 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 221 lecture from November 30 which continues Chapter Seven and discusses ion formation, periodic properties, and I also gave a special chalk talk lecture on the electrons in neon.]]></description>
			<itunes:subtitle>Chemistry 221 lecture from November 30 which continues Chapter Seven and discusses ion formation, periodic properties, and I also gave a special chalk talk lecture on the electrons in neon.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/113009%20Chemistry%20221%20Lecture.mp3" type="audio/mpeg" length="11556514" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/113009%20Chemistry%20221%20Lecture.mp3</guid>
			<pubDate>Mon, 30 Nov 2009 10:10:58 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:47:55</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>112009 Chemistry 221 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 221 lecture from November 20 which continues Chapter Seven which discusses how to determine electron configurations for atoms.  There will not be any podcasts next week for the Thanksgiving week - enjoy!]]></description>
			<itunes:subtitle>Chemistry 221 lecture from November 20 which continues Chapter Seven which discusses how to determine electron configurations for atoms.  There will not be any podcasts next week for the Thanksgiving week - enjoy!</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/112009%20Chemistry%20221%20Lecture.mp3" type="audio/mpeg" length="11458711" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/112009%20Chemistry%20221%20Lecture.mp3</guid>
			<pubDate>Fri, 20 Nov 2009 10:28:40 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:47:30</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>111809 Chemistry 221 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 221 lecture from November 18 which finishes Chapter Six and starts Chapter Seven, talking about the spin quantum number and the n + l rule.]]></description>
			<itunes:subtitle>Chemistry 221 lecture from November 18 which finishes Chapter Six and starts Chapter Seven, talking about the spin quantum number and the n + l rule.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/111809%20Chemistry%20221%20Lecture.mp3" type="audio/mpeg" length="11757448" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/111809%20Chemistry%20221%20Lecture.mp3</guid>
			<pubDate>Wed, 18 Nov 2009 10:26:53 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:48:45</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>111609 Chemistry 221 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 221 lecture from November 16 which continues Chapter Six, talking about quantum numbers and more.]]></description>
			<itunes:subtitle>Chemistry 221 lecture from November 16 which continues Chapter Six, talking about quantum numbers and more.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/111609%20Chemistry%20221%20Lecture.mp3" type="audio/mpeg" length="12012403" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/111609%20Chemistry%20221%20Lecture.mp3</guid>
			<pubDate>Mon, 16 Nov 2009 12:56:04 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:49:49</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>111309 Chemistry 221 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 221 lecture from November 13 which continues Chapter Six including Bohr's model of the atom.]]></description>
			<itunes:subtitle>Chemistry 221 lecture from November 13 which continues Chapter Six including Bohr&apos;s model of the atom.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/111309%20Chemistry%20221%20Lecture.mp3" type="audio/mpeg" length="10978999" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/111309%20Chemistry%20221%20Lecture.mp3</guid>
			<pubDate>Fri, 13 Nov 2009 14:19:10 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:45:30</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 7 Screencast - Electron Configurations for Ions</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 7 in CH 221 which provides examples of how to assign electrons to ions.]]></description>
			<itunes:subtitle>A screencast from Chapter 7 in CH 221 which provides examples of how to assign electrons to ions.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch08MakingIons.mp4" type="video/mp4" length="3649748" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch08MakingIons.mp4</guid>
			<pubDate>Tue, 10 Nov 2009 08:32:35 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:03:29</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 7 Screencast - Electron Configurations for Atoms</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 7 in CH 221 which provides examples of how to assign electrons to atoms.]]></description>
			<itunes:subtitle>A screencast from Chapter 7 in CH 221 which provides examples of how to assign electrons to atoms.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch08ElectronConfigurations.mp4" type="video/mp4" length="5188534" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch08ElectronConfigurations.mp4</guid>
			<pubDate>Tue, 10 Nov 2009 08:32:32 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:05</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 7 Screencast - Electron Filling Order (the n + l rule)</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 7 in CH 221 that looks at the n + l rule, which governs the placement of electrons in atoms.]]></description>
			<itunes:subtitle>A screencast from Chapter 7 in CH 221 that looks at the n + l rule, which governs the placement of electrons in atoms.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch08nPlusL.mp4" type="video/mp4" length="3464451" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch08nPlusL.mp4</guid>
			<pubDate>Tue, 10 Nov 2009 08:32:24 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:03:07</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 7 Screencast - Distributing Electrons in Atoms</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 7 in CH 221 which examines how electrons are assigned to atoms.]]></description>
			<itunes:subtitle>A screencast from Chapter 7 in CH 221 which examines how electrons are assigned to atoms.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch08DistributingElectrons.mp4" type="video/mp4" length="4376634" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch08DistributingElectrons.mp4</guid>
			<pubDate>Tue, 10 Nov 2009 08:32:17 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:03:59</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 7 Screencast - The Spin Quantum Number</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 7 in CH 221 which looks at the fourth quantum number, the spin quantum number.]]></description>
			<itunes:subtitle>A screencast from Chapter 7 in CH 221 which looks at the fourth quantum number, the spin quantum number.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch08ElectronSpin.mp4" type="video/mp4" length="3467367" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch08ElectronSpin.mp4</guid>
			<pubDate>Tue, 10 Nov 2009 08:32:10 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:03:37</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 6 Screencast - Types of Orbitals</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 6 in CH 221 which looks at the types of orbitals found in atoms and how that affects electron composition.]]></description>
			<itunes:subtitle>A screencast from Chapter 6 in CH 221 which looks at the types of orbitals found in atoms and how that affects electron composition.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch07TypesOfOrbitals.mp4" type="video/mp4" length="8852358" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch07TypesOfOrbitals.mp4</guid>
			<pubDate>Tue, 10 Nov 2009 08:31:55 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:07:46</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 6 Screencast - An Introduction to Quantum Numbers</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 6 in CH 221 which introduces quantum mechanics and the quantum numbers.]]></description>
			<itunes:subtitle>A screencast from Chapter 6 in CH 221 which introduces quantum mechanics and the quantum numbers.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch07IntroQNum.mp4" type="video/mp4" length="5207419" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch07IntroQNum.mp4</guid>
			<pubDate>Tue, 10 Nov 2009 08:31:24 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:11</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 6 Screencast - de Broglie, Schrodinger and Heisenberg</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 6 in CH 221 which introduces three of the great minds of quantum chemistry and how their work affects the current model of the atom.]]></description>
			<itunes:subtitle>A screencast from Chapter 6 in CH 221 which introduces three of the great minds of quantum chemistry and how their work affects the current model of the atom.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch07deBroglie.mp4" type="video/mp4" length="7661763" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch07deBroglie.mp4</guid>
			<pubDate>Tue, 10 Nov 2009 08:31:18 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:08:33</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 6 Screencast - Bohr&apos;s Theory</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 6 in CH 221 that talks about Bohr's theory in greater detail, including its strengths and disadvantages.]]></description>
			<itunes:subtitle>A screencast from Chapter 6 in CH 221 that talks about Bohr&apos;s theory in greater detail, including its strengths and disadvantages.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch07BohrTheory.mp4" type="video/mp4" length="9044522" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch07BohrTheory.mp4</guid>
			<pubDate>Tue, 10 Nov 2009 08:31:13 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:10:00</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 6 Screencast - Bohr and Sharp Line Spectra</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 6 in CH 221 which looks at Bohr's analysis of sharp line spectra and how it helped develop the modern theory of the atom.]]></description>
			<itunes:subtitle>A screencast from Chapter 6 in CH 221 which looks at Bohr&apos;s analysis of sharp line spectra and how it helped develop the modern theory of the atom.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch07BohrSharpLine.mp4" type="video/mp4" length="5851550" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch07BohrSharpLine.mp4</guid>
			<pubDate>Tue, 10 Nov 2009 08:31:10 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:04:42</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 6 Screencast - Energy and Planck&apos;s Constant</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 6 in CH 221 which examines Planck's equation relating the energy of a photon to the frequency.]]></description>
			<itunes:subtitle>A screencast from Chapter 6 in CH 221 which examines Planck&apos;s equation relating the energy of a photon to the frequency.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch07Planck.mp4" type="video/mp4" length="3081200" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch07Planck.mp4</guid>
			<pubDate>Tue, 10 Nov 2009 08:31:05 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:03:25</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 6 Screencast - More on Electromagnetic Radiation</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 6 in CH 221 which examines the relationship between frequency and wavelength (namely the speed of light).]]></description>
			<itunes:subtitle>A screencast from Chapter 6 in CH 221 which examines the relationship between frequency and wavelength (namely the speed of light).</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch07MoreOnEM.mp4" type="video/mp4" length="5386715" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch07MoreOnEM.mp4</guid>
			<pubDate>Tue, 10 Nov 2009 08:30:57 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:10</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 6 Screencast - An Introduction to Electromagnetic Radiation</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 6 in CH 221 which introduces electromagnetic radiation (wavelength, frequency, node, etc.)]]></description>
			<itunes:subtitle>A screencast from Chapter 6 in CH 221 which introduces electromagnetic radiation (wavelength, frequency, node, etc.)</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch07IntroEM.mp4" type="video/mp4" length="4826486" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch07IntroEM.mp4</guid>
			<pubDate>Tue, 10 Nov 2009 08:30:52 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:20</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lesson Six Chapter Guide (Chapters Six and Seven) - Video Version</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is the video introduction to Chapter Guide Lesson Six (which covers Chapters Six and Seven in our textbook) for Chemistry 221.]]></description>
			<itunes:subtitle>This is the video introduction to Chapter Guide Lesson Six (which covers Chapters Six and Seven in our textbook) for Chemistry 221.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/CH221CG06.mp4" type="video/mp4" length="8420390" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/CH221CG06.mp4</guid>
			<pubDate>Tue, 10 Nov 2009 08:30:42 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:02:48</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lesson Six Chapter Guide (Chapters Six and Seven) - Audio Version</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is the audio introduction to Chapter Guide Lesson Six (which covers Chapters Six and Seven in our textbook) for Chemistry 221.]]></description>
			<itunes:subtitle>This is the audio introduction to Chapter Guide Lesson Six (which covers Chapters Six and Seven in our textbook) for Chemistry 221.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch06.mp3" type="audio/mpeg" length="2637883" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch06.mp3</guid>
			<pubDate>Tue, 10 Nov 2009 08:30:38 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:02:41</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>How to Prepare for the Class Presentations in CH 221</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This video offers a few tips and tricks on how to prepare for Class Presentations in CH 221.]]></description>
			<itunes:subtitle>This video offers a few tips and tricks on how to prepare for Class Presentations in CH 221.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/CH221CGCP.mp4" type="video/mp4" length="5397649" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/CH221CGCP.mp4</guid>
			<pubDate>Tue, 10 Nov 2009 08:30:32 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:02:40</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>110909 Chemistry 221 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 221 lecture from November 9 which finishes Chapter Six including wavelength, frequency, the speed of light, and more.  There will be no podcast on Wednesday due to Veteran's Day - see you on Friday!]]></description>
			<itunes:subtitle>Chemistry 221 lecture from November 9 which finishes Chapter Six including wavelength, frequency, the speed of light, and more.  There will be no podcast on Wednesday due to Veteran&apos;s Day - see you on Friday!</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/110909%20Chemistry%20221%20Lecture.mp3" type="audio/mpeg" length="11753790" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/110909%20Chemistry%20221%20Lecture.mp3</guid>
			<pubDate>Mon, 09 Nov 2009 10:28:21 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:48:44</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>How to Prepare for Midterm II in CH 221</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This video offers a few tips and tricks on how to prepare for the second midterm exam in CH 221.]]></description>
			<itunes:subtitle>This video offers a few tips and tricks on how to prepare for the second midterm exam in CH 221.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/CH221CGE2.mp4" type="video/mp4" length="6956789" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/CH221CGE2.mp4</guid>
			<pubDate>Wed, 04 Nov 2009 12:27:15 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:02:14</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>110409 Chemistry 221 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 221 lecture from November 4 which finishes Chapter Five.  There will be no podcast on Friday because of a midterm review; the podcasts will return on Monday, November 9.]]></description>
			<itunes:subtitle>Chemistry 221 lecture from November 4 which finishes Chapter Five.  There will be no podcast on Friday because of a midterm review; the podcasts will return on Monday, November 9.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/110409%20Chemistry%20221%20Lecture.mp3" type="audio/mpeg" length="10690189" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/110409%20Chemistry%20221%20Lecture.mp3</guid>
			<pubDate>Wed, 04 Nov 2009 10:42:48 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:44:18</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>110209 Chemistry 221 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 221 lecture from November 2 covering Chapter Five including enthalpy, Hess's Law and energy calculations.]]></description>
			<itunes:subtitle>Chemistry 221 lecture from November 2 covering Chapter Five including enthalpy, Hess&apos;s Law and energy calculations.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/110209%20Chemistry%20221%20Lecture.mp3" type="audio/mpeg" length="11885657" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/110209%20Chemistry%20221%20Lecture.mp3</guid>
			<pubDate>Mon, 02 Nov 2009 11:00:14 -0800</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:49:17</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>103009 Chemistry 221 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 221 lecture from October 30 covering Chapter Four and Five including titrations and q = mC(del)T.]]></description>
			<itunes:subtitle>Chemistry 221 lecture from October 30 covering Chapter Four and Five including titrations and q = mC(del)T.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/103009%20Chemistry%20221%20Lecture.mp3" type="audio/mpeg" length="11962979" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/103009%20Chemistry%20221%20Lecture.mp3</guid>
			<pubDate>Fri, 30 Oct 2009 10:24:48 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:49:36</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 5 Screencast - Heats of Formation II</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 5 in CH 221 which continues to look at the utility of heats of formation for reactions.]]></description>
			<itunes:subtitle>A screencast from Chapter 5 in CH 221 which continues to look at the utility of heats of formation for reactions.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch06HeatFormation2.mp4" type="video/mp4" length="3910075" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch06HeatFormation2.mp4</guid>
			<pubDate>Wed, 28 Oct 2009 10:16:13 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:04:07</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 5 Screencast - Heats of Formation I</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 5 in CH 221 which looks at heat of formation values and Hess's Law.]]></description>
			<itunes:subtitle>A screencast from Chapter 5 in CH 221 which looks at heat of formation values and Hess&apos;s Law.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch06HeatFormation1.mp4" type="video/mp4" length="8267374" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch06HeatFormation1.mp4</guid>
			<pubDate>Wed, 28 Oct 2009 10:16:10 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:08:10</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 5 Screencast - Enthalpy</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 5 in CH 221 which introduces enthalpy, (del)H, and how it can assist the chemist.]]></description>
			<itunes:subtitle>A screencast from Chapter 5 in CH 221 which introduces enthalpy, (del)H, and how it can assist the chemist.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch06Enthalpy.mp4" type="video/mp4" length="6325608" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch06Enthalpy.mp4</guid>
			<pubDate>Wed, 28 Oct 2009 10:16:05 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:07:43</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 5 Screencast - Calculating Energy With Changes of State</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 5 in CH 221 which examines energy changes with a change of state.]]></description>
			<itunes:subtitle>A screencast from Chapter 5 in CH 221 which examines energy changes with a change of state.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch06qChngState.mp4" type="video/mp4" length="7549448" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch06qChngState.mp4</guid>
			<pubDate>Wed, 28 Oct 2009 10:16:00 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:06:38</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 5 Screencast - Calculating Energy With No Changes of State (q = mC(del)T)</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 5 in CH 221 which looks at energy changes with no change of state - the q = mC(del)T equation]]></description>
			<itunes:subtitle>A screencast from Chapter 5 in CH 221 which looks at energy changes with no change of state - the q = mC(del)T equation</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch06qmCDelT.mp4" type="video/mp4" length="6839021" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch06qmCDelT.mp4</guid>
			<pubDate>Wed, 28 Oct 2009 10:15:57 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:07:02</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 5 Screencast - Thermodynamics</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 5 in CH 221 that introduces Thermodynamics, the science of energy transfer.]]></description>
			<itunes:subtitle>A screencast from Chapter 5 in CH 221 that introduces Thermodynamics, the science of energy transfer.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch06Thermodynamics.mp4" type="video/mp4" length="7136219" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch06Thermodynamics.mp4</guid>
			<pubDate>Wed, 28 Oct 2009 10:15:48 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:06:23</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 5 Screencast - An Introduction to Energy</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 5 in CH 221 which introduces energy from a chemistry perspective.]]></description>
			<itunes:subtitle>A screencast from Chapter 5 in CH 221 which introduces energy from a chemistry perspective.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch06IntroEnergy.mp4" type="video/mp4" length="11220113" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch06IntroEnergy.mp4</guid>
			<pubDate>Wed, 28 Oct 2009 10:15:44 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:06:21</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lab Video - Using the Analytical Balance</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is a lab video which shows how to use the analytical balance.  We shall be using them in the upcoming "Determination of an Unknown Chloride" lab.... and several times afterwards as well.]]></description>
			<itunes:subtitle>This is a lab video which shows how to use the analytical balance.  We shall be using them in the upcoming &quot;Determination of an Unknown Chloride&quot; lab.... and several times afterwards as well.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/AnalyticalBalance.mp4" type="video/mp4" length="12317659" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/AnalyticalBalance.mp4</guid>
			<pubDate>Wed, 28 Oct 2009 10:15:34 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:02:02</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 4 Screencast - Titrations</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 4 in CH 221 that examines titrations and their usefulness.]]></description>
			<itunes:subtitle>A screencast from Chapter 4 in CH 221 that examines titrations and their usefulness.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch05Titrations.mp4" type="video/mp4" length="6699719" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch05Titrations.mp4</guid>
			<pubDate>Wed, 28 Oct 2009 10:15:26 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:06:05</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 4 Screencast - The pH Scale and Solution Stoichiometry</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 4 in CH 221 which examines the pH scale and solution stoichiometry.]]></description>
			<itunes:subtitle>A screencast from Chapter 4 in CH 221 which examines the pH scale and solution stoichiometry.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch05pHSolnStoich.mp4" type="video/mp4" length="7059237" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch05pHSolnStoich.mp4</guid>
			<pubDate>Wed, 28 Oct 2009 10:15:21 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:06:05</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 4 Screencast - Preparing Solutions Through Dilution</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 4 in CH 221 which examines how solutions can be prepared from dilution methods.]]></description>
			<itunes:subtitle>A screencast from Chapter 4 in CH 221 which examines how solutions can be prepared from dilution methods.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch05SolnDiln.mp4" type="video/mp4" length="3279272" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch05SolnDiln.mp4</guid>
			<pubDate>Wed, 28 Oct 2009 10:15:11 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:03:54</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 4 Screencast - An Introduction to Molarity</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 4 in CH 221 that introduces molarity and solution concentration.]]></description>
			<itunes:subtitle>A screencast from Chapter 4 in CH 221 that introduces molarity and solution concentration.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch05Molarity.mp4" type="video/mp4" length="4816250" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch05Molarity.mp4</guid>
			<pubDate>Wed, 28 Oct 2009 10:15:07 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:04:48</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 4 Screencast - Redox Reactions: Recognizing Redox Reactions</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 4 in CH 221 which offers tips on recognizing redox reactions.]]></description>
			<itunes:subtitle>A screencast from Chapter 4 in CH 221 which offers tips on recognizing redox reactions.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch05RedoxRecognize.mp4" type="video/mp4" length="8847607" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch05RedoxRecognize.mp4</guid>
			<pubDate>Wed, 28 Oct 2009 10:15:00 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:07:21</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 4 Screencast - Redox Reactions: Oxidation Numbers</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 4 in CH 221 which looks at oxidation numbers and their use in redox reactions.]]></description>
			<itunes:subtitle>A screencast from Chapter 4 in CH 221 which looks at oxidation numbers and their use in redox reactions.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch05RedoxOxNums.mp4" type="video/mp4" length="5505921" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch05RedoxOxNums.mp4</guid>
			<pubDate>Wed, 28 Oct 2009 10:14:56 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:38</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 4 Screencast - An Introduction to Redox Reactions</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 4 in CH 221 that introduces redox reactions as well as oxidation and reduction.]]></description>
			<itunes:subtitle>A screencast from Chapter 4 in CH 221 that introduces redox reactions as well as oxidation and reduction.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch05RedoxIntro.mp4" type="video/mp4" length="3524658" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch05RedoxIntro.mp4</guid>
			<pubDate>Wed, 28 Oct 2009 10:14:51 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:04:01</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lesson Five Chapter Guide (Chapters Four and Five) - Video Version</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is the video introduction to Chapter Guide Lesson Five (which covers Chapters Four and Five in our textbook) for Chemistry 221.]]></description>
			<itunes:subtitle>This is the video introduction to Chapter Guide Lesson Five (which covers Chapters Four and Five in our textbook) for Chemistry 221.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/CH221CG05.mp4" type="video/mp4" length="8805284" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/CH221CG05.mp4</guid>
			<pubDate>Wed, 28 Oct 2009 10:14:34 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:03:04</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lesson Five Chapter Guide (Chapters Four and Five) - Audio Version</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is the audio introduction to Chapter Guide Lesson Five (which covers Chapters Four and Five in our textbook) for Chemistry 221.]]></description>
			<itunes:subtitle>This is the audio introduction to Chapter Guide Lesson Five (which covers Chapters Four and Five in our textbook) for Chemistry 221.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch05.mp3" type="audio/mpeg" length="2637885" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch05.mp3</guid>
			<pubDate>Wed, 28 Oct 2009 10:14:26 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:02:41</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>102809 Chemistry 221 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 221 lecture from October 28 covering Chapter Four including titrations, molarity, and redox numbers.]]></description>
			<itunes:subtitle>Chemistry 221 lecture from October 28 covering Chapter Four including titrations, molarity, and redox numbers.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/102809%20Chemistry%20221%20Lecture.mp3" type="audio/mpeg" length="12095368" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/102809%20Chemistry%20221%20Lecture.mp3</guid>
			<pubDate>Wed, 28 Oct 2009 10:11:48 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:50:10</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>102609 Chemistry 221 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 221 lecture from October 26 covering Chapter Four including net ionic reactions and types of reactions.]]></description>
			<itunes:subtitle>Chemistry 221 lecture from October 26 covering Chapter Four including net ionic reactions and types of reactions.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/102609%20Chemistry%20221%20Lecture.mp3" type="audio/mpeg" length="11925363" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/102609%20Chemistry%20221%20Lecture.mp3</guid>
			<pubDate>Mon, 26 Oct 2009 11:19:07 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:49:27</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>102309 Chemistry 221 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 221 lecture from October 23 covering Chapter Four including solutions and electrolytes.]]></description>
			<itunes:subtitle>Chemistry 221 lecture from October 23 covering Chapter Four including solutions and electrolytes.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/102309%20Chemistry%20221%20Lecture.mp3" type="audio/mpeg" length="11125598" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/102309%20Chemistry%20221%20Lecture.mp3</guid>
			<pubDate>Fri, 23 Oct 2009 10:14:09 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:46:07</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 4 Screencast - Acid/Base, Gas-Forming and Combustion Reactions</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 4 in CH 221 that looks at more reaction types: acid/base, gas-forming and combustion reactions.]]></description>
			<itunes:subtitle>A screencast from Chapter 4 in CH 221 that looks at more reaction types: acid/base, gas-forming and combustion reactions.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch05ABGFCombRxn.mp4" type="video/mp4" length="6125481" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch05ABGFCombRxn.mp4</guid>
			<pubDate>Wed, 21 Oct 2009 19:05:30 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:06:17</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 4 Screencast - Net Ionic Reactions and Precipitation Reactions</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 4 in CH 221 that looks at net ionic reactions - the "action of the reaction" - as well as precipitation reactions.]]></description>
			<itunes:subtitle>A screencast from Chapter 4 in CH 221 that looks at net ionic reactions - the &quot;action of the reaction&quot; - as well as precipitation reactions.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch05NetIonicPPTRxn.mp4" type="video/mp4" length="8532861" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch05NetIonicPPTRxn.mp4</guid>
			<pubDate>Wed, 21 Oct 2009 19:05:24 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:07:20</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 4 Screencast - Acids and Bases</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 4 in CH 221 which examines acids and bases in greater detail.]]></description>
			<itunes:subtitle>A screencast from Chapter 4 in CH 221 which examines acids and bases in greater detail.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch05AcidsBases.mp4" type="video/mp4" length="6266543" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch05AcidsBases.mp4</guid>
			<pubDate>Wed, 21 Oct 2009 19:05:16 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:19</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 4 Screencast - An Introduction to Solutions</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 4 in CH 221 which introduces solutions in chemistry.]]></description>
			<itunes:subtitle>A screencast from Chapter 4 in CH 221 which introduces solutions in chemistry.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch05SolutionsIntro.mp4" type="video/mp4" length="9970981" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch05SolutionsIntro.mp4</guid>
			<pubDate>Wed, 21 Oct 2009 19:05:12 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:08:21</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 3 Screencast - Percent Composition</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 3 in CH 221 which looks at percent composition and how the chemical reaction can assist in its determination.]]></description>
			<itunes:subtitle>A screencast from Chapter 3 in CH 221 which looks at percent composition and how the chemical reaction can assist in its determination.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch04MassPercent.mp4" type="video/mp4" length="3104321" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch04MassPercent.mp4</guid>
			<pubDate>Wed, 21 Oct 2009 19:05:01 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:03:14</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 3 Screencast - Limiting Reactants</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 3 in CH 221 which discusses limiting reactants and their meaning in chemistry.]]></description>
			<itunes:subtitle>A screencast from Chapter 3 in CH 221 which discusses limiting reactants and their meaning in chemistry.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch04LimReac.mp4" type="video/mp4" length="6272332" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch04LimReac.mp4</guid>
			<pubDate>Wed, 21 Oct 2009 19:04:54 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:32</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 3 Screencast - Empirical Formulas of Hydrocarbons with Oxygen</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 3 in CH 221 which examines methods used to find empirical formulas of hydrocarbons containing oxygen through combustion analysis.]]></description>
			<itunes:subtitle>A screencast from Chapter 3 in CH 221 which examines methods used to find empirical formulas of hydrocarbons containing oxygen through combustion analysis.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch04EFCHO.mp4" type="video/mp4" length="4957494" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch04EFCHO.mp4</guid>
			<pubDate>Wed, 21 Oct 2009 19:04:50 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:04:59</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 3 Screencast - Empirical Formulas of Hydrocarbons Through Combustion</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 3 in CH 221 which examines methods used to find empirical formulas of hydrocarbons through combustion analysis.]]></description>
			<itunes:subtitle>A screencast from Chapter 3 in CH 221 which examines methods used to find empirical formulas of hydrocarbons through combustion analysis.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch04HydrocarbonEF.mp4" type="video/mp4" length="3742648" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch04HydrocarbonEF.mp4</guid>
			<pubDate>Wed, 21 Oct 2009 19:04:47 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:03:46</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 3 Screencast - Theoretical and Actual Yields</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 3 in CH 221 which looks at theoretical and actual yields (and percent yield as well!)]]></description>
			<itunes:subtitle>A screencast from Chapter 3 in CH 221 which looks at theoretical and actual yields (and percent yield as well!)</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch04TheoActYields.mp4" type="video/mp4" length="8247759" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch04TheoActYields.mp4</guid>
			<pubDate>Wed, 21 Oct 2009 19:04:36 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:07:31</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 3 Screencast - Balancing Chemical Reactions</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 3 in CH 221 which discusses techniques used to balance chemical reactions.]]></description>
			<itunes:subtitle>A screencast from Chapter 3 in CH 221 which discusses techniques used to balance chemical reactions.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch04BalancingEquations.mp4" type="video/mp4" length="8071389" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch04BalancingEquations.mp4</guid>
			<pubDate>Wed, 21 Oct 2009 19:04:33 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:07:18</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 3 Screencast - The Chemical Reaction</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 3 in CH 221 which looks at the chemical reaction and the features of them.]]></description>
			<itunes:subtitle>A screencast from Chapter 3 in CH 221 which looks at the chemical reaction and the features of them.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch04TheReaction.mp4" type="video/mp4" length="4582831" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch04TheReaction.mp4</guid>
			<pubDate>Wed, 21 Oct 2009 19:04:28 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:04:19</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lesson Four Chapter Guide (Chapters Three and Four) - Video Version</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is the video introduction to Chapter Guide Lesson Four (which covers Chapters Three and Four in our textbook) for Chemistry 221.]]></description>
			<itunes:subtitle>This is the video introduction to Chapter Guide Lesson Four (which covers Chapters Three and Four in our textbook) for Chemistry 221.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/CH221CG04.mp4" type="video/mp4" length="3865742" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/CH221CG04.mp4</guid>
			<pubDate>Wed, 21 Oct 2009 19:04:03 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:01:25</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lesson Four Chapter Guide (Chapters Three and Four) - Audio Version</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is the audio introduction to Chapter Guide Lesson Four (which covers Chapters Three and Four in our textbook) for Chemistry 221.]]></description>
			<itunes:subtitle>This is the audio introduction to Chapter Guide Lesson Four (which covers Chapters Three and Four in our textbook) for Chemistry 221.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch04.mp3" type="audio/mpeg" length="2637887" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch04.mp3</guid>
			<pubDate>Wed, 21 Oct 2009 19:03:55 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:02:41</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>102109 Chemistry 221 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 221 lecture from October 21 covering Chapter Three including limiting reactants and excess reactants.]]></description>
			<itunes:subtitle>Chemistry 221 lecture from October 21 covering Chapter Three including limiting reactants and excess reactants.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/102109%20Chemistry%20221%20Lecture.mp3" type="audio/mpeg" length="11554110" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/102109%20Chemistry%20221%20Lecture.mp3</guid>
			<pubDate>Wed, 21 Oct 2009 11:06:19 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:47:54</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>101909 Chemistry 221 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 221 lecture from October 19 covering Chapter Three including more on the empirical formula / molecular formula type problem.]]></description>
			<itunes:subtitle>Chemistry 221 lecture from October 19 covering Chapter Three including more on the empirical formula / molecular formula type problem.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/101909%20Chemistry%20221%20Lecture.mp3" type="audio/mpeg" length="11566545" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/101909%20Chemistry%20221%20Lecture.mp3</guid>
			<pubDate>Mon, 19 Oct 2009 10:37:29 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:47:57</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>How to Prepare for Midterm I in CH 221</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This video offers a few tips and tricks on how to prepare for the first midterm exam in CH 221.]]></description>
			<itunes:subtitle>This video offers a few tips and tricks on how to prepare for the first midterm exam in CH 221.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/CH221CGE1.mp4" type="video/mp4" length="9293067" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/CH221CGE1.mp4</guid>
			<pubDate>Thu, 15 Oct 2009 14:53:46 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:03:05</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>101409 Chemistry 221 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 221 lecture from October 14 from Chapter Three which introduces stoichiometry and balancing of equations.]]></description>
			<itunes:subtitle>Chemistry 221 lecture from October 14 from Chapter Three which introduces stoichiometry and balancing of equations.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/101409%20Chemistry%20221%20Lecture.mp3" type="audio/mpeg" length="11989206" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/101409%20Chemistry%20221%20Lecture.mp3</guid>
			<pubDate>Wed, 14 Oct 2009 10:49:28 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:49:43</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>101209 Chemistry 221 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 221 lecture from October 12 from Chapter Two part Two which looks at mass percentages and the empirical formula / molecular formula relationship.]]></description>
			<itunes:subtitle>Chemistry 221 lecture from October 12 from Chapter Two part Two which looks at mass percentages and the empirical formula / molecular formula relationship.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/101209%20Chemistry%20221%20Lecture.mp3" type="audio/mpeg" length="11545960" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/101209%20Chemistry%20221%20Lecture.mp3</guid>
			<pubDate>Mon, 12 Oct 2009 10:16:46 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:47:52</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>100909 Chemistry 221 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 221 lecture from October 9 from Chapter Two part Two which looks at Coulomb's Law, covalent bonding, and molar mass for compounds.]]></description>
			<itunes:subtitle>Chemistry 221 lecture from October 9 from Chapter Two part Two which looks at Coulomb&apos;s Law, covalent bonding, and molar mass for compounds.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/100909%20Chemistry%20221%20Lecture.mp3" type="audio/mpeg" length="11922437" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/100909%20Chemistry%20221%20Lecture.mp3</guid>
			<pubDate>Fri, 09 Oct 2009 10:17:35 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:49:26</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lab Video - Using the Bunsen Burner</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is a lab video which shows how to use a Bunsen Burner.  We shall be using them in the upcoming "Percent Potassium Chlorate" lab.... and several times afterwards as well.]]></description>
			<itunes:subtitle>This is a lab video which shows how to use a Bunsen Burner.  We shall be using them in the upcoming &quot;Percent Potassium Chlorate&quot; lab.... and several times afterwards as well.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/BunsenBurner.mp4" type="video/mp4" length="6533346" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/BunsenBurner.mp4</guid>
			<pubDate>Wed, 07 Oct 2009 11:17:39 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:01:21</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lab Video - Using the Hot Plate and Stirrer</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is a lab video which shows how to use the hot plate and stirrer combination.  We shall be using them in the upcoming "Determination of an Empirical Formula" lab.... and several times afterwards as well.]]></description>
			<itunes:subtitle>This is a lab video which shows how to use the hot plate and stirrer combination.  We shall be using them in the upcoming &quot;Determination of an Empirical Formula&quot; lab.... and several times afterwards as well.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/HotPlate.mp4" type="video/mp4" length="11765797" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/HotPlate.mp4</guid>
			<pubDate>Wed, 07 Oct 2009 11:17:34 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:01:15</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 2 Part 2 Screencast - Empirical Formula and Molecular Formula</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 2 Part 2 in CH 221 which looks at the relationship between empirical and molecular formulas when determining the identity of a compound.]]></description>
			<itunes:subtitle>A screencast from Chapter 2 Part 2 in CH 221 which looks at the relationship between empirical and molecular formulas when determining the identity of a compound.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch03EFMF.mp4" type="video/mp4" length="8233782" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch03EFMF.mp4</guid>
			<pubDate>Wed, 07 Oct 2009 11:17:22 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:07:21</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 2 Part 2 Screencast - Percent Composition</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 2 Part 2 in CH 221 that examines percent composition and how it can lead to an empirical formula.]]></description>
			<itunes:subtitle>A screencast from Chapter 2 Part 2 in CH 221 that examines percent composition and how it can lead to an empirical formula.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch03PercentComposition.mp4" type="video/mp4" length="3361436" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch03PercentComposition.mp4</guid>
			<pubDate>Wed, 07 Oct 2009 11:17:17 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:03:55</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 2 Part 2 Screencast - Molar Mass</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 2 Part 2 in CH 221 that provides an overview of molar mass and how it applies to compounds.]]></description>
			<itunes:subtitle>A screencast from Chapter 2 Part 2 in CH 221 that provides an overview of molar mass and how it applies to compounds.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch03MolarMass.mp4" type="video/mp4" length="4521579" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch03MolarMass.mp4</guid>
			<pubDate>Wed, 07 Oct 2009 11:17:13 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:09</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 2 Part 2 Screencast - Acids, Bases and Hydrates</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 2 Part 2 in CH 221 that looks at acids, bases and hydrated compounds (called hydrates.)]]></description>
			<itunes:subtitle>A screencast from Chapter 2 Part 2 in CH 221 that looks at acids, bases and hydrated compounds (called hydrates.)</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch03AcidBaseHydrate.mp4" type="video/mp4" length="4065232" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch03AcidBaseHydrate.mp4</guid>
			<pubDate>Wed, 07 Oct 2009 11:17:08 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:03:51</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 2 Part 2 Screencast - Covalent Molecules</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 2 Part 2 in CH 221 that introduces covalent molecules and covalent bonding.]]></description>
			<itunes:subtitle>A screencast from Chapter 2 Part 2 in CH 221 that introduces covalent molecules and covalent bonding.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch03Covalent.mp4" type="video/mp4" length="3617428" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch03Covalent.mp4</guid>
			<pubDate>Wed, 07 Oct 2009 11:17:01 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:03:16</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 2 Part 2 Screencast - Polyatomic Ions Self Quiz</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 2 Part 2 in CH 221 that gives a sort of "self quiz" on polyatomic nomenclature.  You can use the controls on your player to stop the quiz should you need additional time to figure out the answers, etc.]]></description>
			<itunes:subtitle>A screencast from Chapter 2 Part 2 in CH 221 that gives a sort of &quot;self quiz&quot; on polyatomic nomenclature.  You can use the controls on your player to stop the quiz should you need additional time to figure out the answers, etc.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch03PolyatomicQuiz.mp4" type="video/mp4" length="6127698" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch03PolyatomicQuiz.mp4</guid>
			<pubDate>Wed, 07 Oct 2009 11:16:57 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:40</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 2 Part 2 Screencast - Polyatomic Ions</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 2 Part 2 in CH 221 which examines polyatomic ions.  Try to memorize as many of these as you can!]]></description>
			<itunes:subtitle>A screencast from Chapter 2 Part 2 in CH 221 which examines polyatomic ions.  Try to memorize as many of these as you can!</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch03PolyatomicIons.mp4" type="video/mp4" length="3360123" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch03PolyatomicIons.mp4</guid>
			<pubDate>Wed, 07 Oct 2009 11:16:52 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:03:23</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 2 Part 2 Screencast - Electrostatic Forces and Coulomb&apos;s Law</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 2 Part 2 in CH 221 that discusses electrostatic forces and Coulomb's Law as applied to ionic bonding.]]></description>
			<itunes:subtitle>A screencast from Chapter 2 Part 2 in CH 221 that discusses electrostatic forces and Coulomb&apos;s Law as applied to ionic bonding.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch03Coulomb.mp4" type="video/mp4" length="7609956" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch03Coulomb.mp4</guid>
			<pubDate>Wed, 07 Oct 2009 11:16:47 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:51</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 2 Part 2 Screencast - Cations and Anions</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 2 Part 2 in CH 221 that examines cations and anions in ionic bonds.]]></description>
			<itunes:subtitle>A screencast from Chapter 2 Part 2 in CH 221 that examines cations and anions in ionic bonds.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch03Ions.mp4" type="video/mp4" length="5063294" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch03Ions.mp4</guid>
			<pubDate>Wed, 07 Oct 2009 11:16:39 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:18</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 2 Part 2 Screencast - The Seven Diatomics</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 2 Part 2 in CH 221 that provides an overview of allotropes of elements and the most important seven diatomics.]]></description>
			<itunes:subtitle>A screencast from Chapter 2 Part 2 in CH 221 that provides an overview of allotropes of elements and the most important seven diatomics.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch03HONClBrIF.mp4" type="video/mp4" length="5677181" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch03HONClBrIF.mp4</guid>
			<pubDate>Wed, 07 Oct 2009 11:16:26 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:03:23</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 2 Part 2 Screencast - Compounds and Molecules</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 2 Part 2 in CH 221 that provides an overview of compounds and their smallest component, a molecule.]]></description>
			<itunes:subtitle>A screencast from Chapter 2 Part 2 in CH 221 that provides an overview of compounds and their smallest component, a molecule.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch03Molecules.mp4" type="video/mp4" length="7697456" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch03Molecules.mp4</guid>
			<pubDate>Wed, 07 Oct 2009 11:16:17 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:07:11</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lesson Three Chapter Guide (Chapter Two Part Two) - Video Version</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is the video introduction to Chapter Guide Lesson Three (which covers the second portion of Chapter Two in our textbook) for Chemistry 221.]]></description>
			<itunes:subtitle>This is the video introduction to Chapter Guide Lesson Three (which covers the second portion of Chapter Two in our textbook) for Chemistry 221.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/CH221CG03.mp4" type="video/mp4" length="5085408" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/CH221CG03.mp4</guid>
			<pubDate>Wed, 07 Oct 2009 11:15:55 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:01:47</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lesson Three Chapter Guide (Chapter Two Part Two) - Audio Version</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is the audio introduction to Chapter Guide Lesson Three (which covers the second portion of Chapter Two in our textbook) for Chemistry 221.]]></description>
			<itunes:subtitle>This is the audio introduction to Chapter Guide Lesson Three (which covers the second portion of Chapter Two in our textbook) for Chemistry 221.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch03.mp3" type="audio/mpeg" length="2685531" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch03.mp3</guid>
			<pubDate>Wed, 07 Oct 2009 11:15:48 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:02:44</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>100709 Chemistry 221 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 221 lecture from October 7 from Chapter Two part Two which looks at the ionic bonding and trends for ionic charges.]]></description>
			<itunes:subtitle>Chemistry 221 lecture from October 7 from Chapter Two part Two which looks at the ionic bonding and trends for ionic charges.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/100709%20Chemistry%20221%20Lecture.mp3" type="audio/mpeg" length="12014597" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/100709%20Chemistry%20221%20Lecture.mp3</guid>
			<pubDate>Wed, 07 Oct 2009 11:06:13 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:49:49</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>100509 Chemistry 221 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 221 lecture from October 5 from Chapter Two part One and part Two which looks at the periodic table as well as methods used to describe chemical formulas.]]></description>
			<itunes:subtitle>Chemistry 221 lecture from October 5 from Chapter Two part One and part Two which looks at the periodic table as well as methods used to describe chemical formulas.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/100509%20Chemistry%20221%20Lecture.mp3" type="audio/mpeg" length="11740938" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/100509%20Chemistry%20221%20Lecture.mp3</guid>
			<pubDate>Mon, 05 Oct 2009 10:30:04 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:48:41</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>100209 Chemistry 221 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 221 lecture from October 2 from Chapter Two part One which looks at isotopic abundance and the mole.]]></description>
			<itunes:subtitle>Chemistry 221 lecture from October 2 from Chapter Two part One which looks at isotopic abundance and the mole.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/100209%20Chemistry%20221%20Lecture.mp3" type="audio/mpeg" length="11980951" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/100209%20Chemistry%20221%20Lecture.mp3</guid>
			<pubDate>Fri, 02 Oct 2009 10:37:02 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:49:41</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 2 Part 1 Screencast - The Periodic Table</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 2 Part 1 in CH 221 which examines the periodic table, the most important cheat cheat ever created! *smiles* :)]]></description>
			<itunes:subtitle>A screencast from Chapter 2 Part 1 in CH 221 which examines the periodic table, the most important cheat cheat ever created! *smiles* :)</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch02PeriodicTable.mp4" type="video/mp4" length="4171907" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch02PeriodicTable.mp4</guid>
			<pubDate>Thu, 01 Oct 2009 07:41:28 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:04:20</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 2 Part 1 Screencast - The Mole</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 2 Part 1 in CH 221 which introduces the mole, the important counting number for chemists.]]></description>
			<itunes:subtitle>A screencast from Chapter 2 Part 1 in CH 221 which introduces the mole, the important counting number for chemists.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch02TheMole.mp4" type="video/mp4" length="5292943" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch02TheMole.mp4</guid>
			<pubDate>Thu, 01 Oct 2009 07:41:26 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:32</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 2 Part 1 Screencast - Isotopic Abundance</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 2 Part 1 in CH 221 which looks at isotopic abundance and methods to calculate it.]]></description>
			<itunes:subtitle>A screencast from Chapter 2 Part 1 in CH 221 which looks at isotopic abundance and methods to calculate it.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch02IsotopicAbundance.mp4" type="video/mp4" length="7702948" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch02IsotopicAbundance.mp4</guid>
			<pubDate>Thu, 01 Oct 2009 07:41:20 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:08:19</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 2 Part 1 Screencast - The Atomic Number</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 2 Part 1 in CH 221 which looks at the atomic number and what it implies.]]></description>
			<itunes:subtitle>A screencast from Chapter 2 Part 1 in CH 221 which looks at the atomic number and what it implies.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch02AtomicNumber.mp4" type="video/mp4" length="5010100" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch02AtomicNumber.mp4</guid>
			<pubDate>Thu, 01 Oct 2009 07:41:16 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:05:10</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lesson Two Chapter Guide (Chapter Two Part One) - Video Version</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is the video introduction to Chapter Guide Lesson Two (which covers the first portion of Chapter Two in our textbook) for Chemistry 221.]]></description>
			<itunes:subtitle>This is the video introduction to Chapter Guide Lesson Two (which covers the first portion of Chapter Two in our textbook) for Chemistry 221.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/CH221CG02.mp4" type="video/mp4" length="2242060" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/CH221CG02.mp4</guid>
			<pubDate>Thu, 01 Oct 2009 07:40:41 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:00:48</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lesson Two Chapter Guide (Chapter Two Part One) - Audio Version</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is the audio introduction to Chapter Guide Lesson Two (which covers the first portion of Chapter Two in our textbook) for Chemistry 221.]]></description>
			<itunes:subtitle>This is the audio introduction to Chapter Guide Lesson Two (which covers the first portion of Chapter Two in our textbook) for Chemistry 221.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch02.mp3" type="audio/mpeg" length="2685493" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch02.mp3</guid>
			<pubDate>Thu, 01 Oct 2009 07:40:34 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:02:44</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>093009 Chemistry 221 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 221 lecture from September 30 from Chapter Two part One which looks at the composition of atom and the history of its discovery.]]></description>
			<itunes:subtitle>Chemistry 221 lecture from September 30 from Chapter Two part One which looks at the composition of atom and the history of its discovery.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/093009%20Chemistry%20221%20Lecture.mp3" type="audio/mpeg" length="12073738" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/093009%20Chemistry%20221%20Lecture.mp3</guid>
			<pubDate>Wed, 30 Sep 2009 11:27:01 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:50:04</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>092809 Chemistry 221 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 221 lecture from September 28 which discusses significant figures and rounding from Chapter One and begins the discussion of elements and atoms from Chapter Two part One.]]></description>
			<itunes:subtitle>Chemistry 221 lecture from September 28 which discusses significant figures and rounding from Chapter One and begins the discussion of elements and atoms from Chapter Two part One.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/092809%20Chemistry%20221%20Lecture.mp3" type="audio/mpeg" length="11525794" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/092809%20Chemistry%20221%20Lecture.mp3</guid>
			<pubDate>Mon, 28 Sep 2009 10:33:48 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:47:47</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>092509 Chemistry 221 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 221 lecture from September 25 which continues our discussion of Chapter One topics including density, temperature scales, and precision/accuracy.]]></description>
			<itunes:subtitle>Chemistry 221 lecture from September 25 which continues our discussion of Chapter One topics including density, temperature scales, and precision/accuracy.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/092509%20Chemistry%20221%20Lecture.mp3" type="audio/mpeg" length="12018150" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/092509%20Chemistry%20221%20Lecture.mp3</guid>
			<pubDate>Fri, 25 Sep 2009 10:28:34 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:49:50</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>092309 Chemistry 221 Lecture</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[Chemistry 221 lecture from September 23 which continues our discussion of Chapter One topics.  Note that the podcast from Monday (September 21) experienced "technical difficulties" and was not added to this list; my apologies!]]></description>
			<itunes:subtitle>Chemistry 221 lecture from September 23 which continues our discussion of Chapter One topics.  Note that the podcast from Monday (September 21) experienced &quot;technical difficulties&quot; and was not added to this list; my apologies!</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/092309%20Chemistry%20221%20Lecture.mp3" type="audio/mpeg" length="11975518" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/092309%20Chemistry%20221%20Lecture.mp3</guid>
			<pubDate>Wed, 23 Sep 2009 10:52:23 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:49:40</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lab Video - Using the Top Loading Balance</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is a lab video which shows how to use a top loading balance.  We shall be using them in the upcoming "Density" lab.... and several times afterwards as well.]]></description>
			<itunes:subtitle>This is a lab video which shows how to use a top loading balance.  We shall be using them in the upcoming &quot;Density&quot; lab.... and several times afterwards as well.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/TopLoadingBalance.mp4" type="video/mp4" length="9296544" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/TopLoadingBalance.mp4</guid>
			<pubDate>Tue, 09 Jun 2009 10:51:31 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:01:21</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 1 Screencast - Significant Figures and Scientific Notation</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 1 in CH 221 which examines the two most important concepts from Chapter One: significant figures and scientific notation.  If you spend your time learning them now, the rewards will be forthcoming in future chapters.]]></description>
			<itunes:subtitle>A screencast from Chapter 1 in CH 221 which examines the two most important concepts from Chapter One: significant figures and scientific notation.  If you spend your time learning them now, the rewards will be forthcoming in future chapters.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch01SigFigsSciNot.mp4" type="video/mp4" length="11270898" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch01SigFigsSciNot.mp4</guid>
			<pubDate>Tue, 09 Jun 2009 10:51:18 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:09:33</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 1 Screencast - Temperature Scales</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 1 in CH 221 which looks at the three temperature scales used by chemists frequently.]]></description>
			<itunes:subtitle>A screencast from Chapter 1 in CH 221 which looks at the three temperature scales used by chemists frequently.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch01Temperature.mp4" type="video/mp4" length="6747728" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch01Temperature.mp4</guid>
			<pubDate>Tue, 09 Jun 2009 10:51:13 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:06:20</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 1 Screencast - Density</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 1 in CH 221 that provides an overview of density, a useful physical property often utilized by chemists.]]></description>
			<itunes:subtitle>A screencast from Chapter 1 in CH 221 that provides an overview of density, a useful physical property often utilized by chemists.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch01Density.mp4" type="video/mp4" length="5633696" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch01Density.mp4</guid>
			<pubDate>Tue, 09 Jun 2009 10:51:10 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:06:02</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 1 Screencast - States of Matter</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 1 in CH 221 which discusses the States of Matter commonly found on the Earth.]]></description>
			<itunes:subtitle>A screencast from Chapter 1 in CH 221 which discusses the States of Matter commonly found on the Earth.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch01StatesOfMatter.mp4" type="video/mp4" length="8767362" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch01StatesOfMatter.mp4</guid>
			<pubDate>Tue, 09 Jun 2009 10:51:07 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:06:55</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chapter 1 Screencast - An Introduction to Chemistry</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A screencast from Chapter 1 in CH 221 which introduces the field of chemistry.]]></description>
			<itunes:subtitle>A screencast from Chapter 1 in CH 221 which introduces the field of chemistry.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch01Intro.mp4" type="video/mp4" length="11298368" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch01Intro.mp4</guid>
			<pubDate>Tue, 09 Jun 2009 10:51:03 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:06:14</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lesson One Chapter Guide (Chapter One) - Video Version</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is the video introduction to Chapter Guide Lesson One (which covers Chapter One in our textbook) for Chemistry 221.]]></description>
			<itunes:subtitle>This is the video introduction to Chapter Guide Lesson One (which covers Chapter One in our textbook) for Chemistry 221.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/CH221CG01.mp4" type="video/mp4" length="2846716" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/CH221CG01.mp4</guid>
			<pubDate>Tue, 09 Jun 2009 10:50:38 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:01:32</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Lesson One Chapter Guide (Chapter One) - Audio Version</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This is the audio introduction to Chapter Guide Lesson One (which covers Chapter One in our textbook) for Chemistry 221.]]></description>
			<itunes:subtitle>This is the audio introduction to Chapter Guide Lesson One (which covers Chapter One in our textbook) for Chemistry 221.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch01.mp3" type="audio/mpeg" length="3054151" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/Ch01.mp3</guid>
			<pubDate>Tue, 09 Jun 2009 10:50:32 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:03:07</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Chemistry 221 Fall 2009 Syllabus</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[This file contains the first two pages of the syllabus for the Fall 2009 Chemistry 221 class.  If you have any questions, please do not hesitate to contact me!]]></description>
			<itunes:subtitle>This file contains the first two pages of the syllabus for the Fall 2009 Chemistry 221 class.  If you have any questions, please do not hesitate to contact me!</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/221Syll.pdf" type="application/pdf" length="90803" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/221Syll.pdf</guid>
			<pubDate>Tue, 09 Jun 2009 10:50:11 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:00:00</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Welcome to Chemistry 221! - An Introduction Video</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[An introductory video for my CH 221 class.]]></description>
			<itunes:subtitle>An introductory video for my CH 221 class.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/CH221Intro.mp4" type="video/mp4" length="2663477" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/CH221Intro.mp4</guid>
			<pubDate>Tue, 09 Jun 2009 10:49:52 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:01:25</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
		<item>
			<title>Welcome to Chemistry 221! - A Promotional Video</title>
			<itunes:author>Michael Russell</itunes:author>
			<description><![CDATA[A promotional video for my CH 221 class.]]></description>
			<itunes:subtitle>A promotional video for my CH 221 class.</itunes:subtitle>
			<itunes:summary />
			<enclosure url="http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/CH221Promo.mp4" type="video/mp4" length="6383924" />
			<link>http://mhchem.org/221</link>
			<guid>http://classes.mhcc.edu/web/ch221_mr/classroom/zAudio/CH221Promo.mp4</guid>
			<pubDate>Tue, 09 Jun 2009 10:49:36 -0700</pubDate>
			<category>Education</category>
			<itunes:explicit>no</itunes:explicit>
			<itunes:duration>00:01:14</itunes:duration>
			<itunes:keywords>Chemistry, Oregon, Mt. Hood Community College, Russell, CH 104, CH 151, CH 221, CH 222, CH 223</itunes:keywords>
		</item>
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