Best Dr Michael Russell Of Mt Hood Community College In Gresham Podcasts (2025)

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112425 L1 Chemistry 221 Video Lecture 50:30

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1d ago50:30

50:30

Chemistry 221 L1 Video Lecture from November 24, 2025. This video covers material from Chapter 7 Part I including a review of the three double displacement reaction types, combustion reactions, redox reactions, oxidation and reduction (and reducing agents and oxidizing agents), redox numbers and more. CH 221 website: http://mhchem.org/221 Let me kn…

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112125 L1 Chemistry 221 Video Lecture 49:49

4d ago49:49

49:49

Chemistry 221 L1 Video Lecture from November 21, 2025. This video covers material from Chapter 7 Part I including the solubility table, exchange (double displacement) reactions, the precipitation reaction, the acid-base reaction, strong and weak acids and bases, the gas forming reaction, and more. CH 221 website: http://mhchem.org/221 Let me know i…

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CH 221: A Video Introduction to Chapter Guide Six 1:34

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This is the video introduction to Chapter Guide Six for Chemistry 221.By Michael Russell

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Chapter 6 Screencast - Empirical Formulas 15:41

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A screencast from Chapter 6 in CH 221 entitled “Empirical Formulas”By Michael Russell

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Chapter 6 Screencast - Molecular Formulas 7:36

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A screencast from Chapter 6 in CH 221 entitled “Molecular Formulas”By Michael Russell

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Chapter 6 Screencast - Molarity 15:53

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15:53

A screencast from Chapter 6 in CH 221 entitled “Molarity”By Michael Russell

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Chapter 6 Screencast - Other Concentration Units 5:09

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A screencast from Chapter 6 in CH 221 entitled “Other Concentration Units”By Michael Russell

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Chapter 6 Complete Lecture 47:45

5d ago47:45

47:45

This the Complete Lecture for Chapter 6. There is only one part for Chapter 6.By Michael Russell

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Chapter 7a Screencast - Balancing Chemical Equations 23:38

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A screencast from Chapter 7a in CH 221 entitled “Balancing Chemical Equations”By Michael Russell

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Chapter 7a Screencast - Aqueous Solutions and Solubility 18:50

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A screencast from Chapter 7a in CH 221 entitled “Aqueous Solutions and Solubility”By Michael Russell

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Chapter 7a Screencast - Precipitation Reactions 5:17

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A screencast from Chapter 7a in CH 221 entitled “Precipitation Reactions”By Michael Russell

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Chapter 7a Screencast - Acid Base Reactions 10:54

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A screencast from Chapter 7a in CH 221 entitled “Acid Base Reactions”By Michael Russell

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Chapter 7a Screencast - Gas Forming and Combustion Reactions 5:43

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A screencast from Chapter 7a in CH 221 entitled “Gas Forming and Combustion Reactions”By Michael Russell

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Chapter 7a Screencast - Redox Reactions 16:40

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16:40

A screencast from Chapter 7a in CH 221 entitled “Redox Reactions”By Michael Russell

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Chapter 7a Complete Lecture - Part I 42:47

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42:47

This the Complete Lecture for Chapter 7 Part I. This episode is part 1 of 2 episodes.By Michael Russell

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Chapter 7a Complete Lecture - Part II 38:31

5d ago38:31

38:31

This the Complete Lecture for Chapter 7 Part II. This episode is part 2 of 2 episodes.By Michael Russell

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112025 L2 Chemistry 221 Video Lecture Part 3 26:52

5d ago26:52

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Chemistry 221 L2 Video Lecture from November 20, 2025, Part 3 of 3. This video covers Chapter 7 Part I (sections 7.1 - 7.2 only) including redox reactions, oxidation and reduction, reducing agent and oxidizing agent, single replacement reactions, oxidation numbers and more. CH 221 website: http://mhchem.org/221 Let me know if you have any questions…

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112025 L2 Chemistry 221 Video Lecture Part 2 43:29

5d ago43:29

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Chemistry 221 L2 Video Lecture from November 20, 2025, Part 2 of 3. This video covers Chapter 7 Part I (sections 7.1 - 7.2 only) including solubility tables, exchange (double displacement) reactions, precipitation reactions, acid-base reactions, types of acids and bases, gas forming reactions, combustion reactions and more. CH 221 website: http://m…

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112025 L2 Chemistry 221 Video Lecture Part 1 49:35

5d ago49:35

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Chemistry 221 L2 Video Lecture from November 20, 2025, Part 1 of 3. This video covers Chapter 7 Part I (sections 7.1 - 7.2 only) including the balanced chemical equation, states of matter in equations, stoichiometric coefficients, the law of conservation of mass, balancing equations, ionic chemicals in water, spectator ions, net ionic equations, an…

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111925 L1 Chemistry 221 Video Lecture 50:31

6d ago50:31

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Chemistry 221 L1 Video Lecture from November 19, 2025. This video covers material from Chapter 7 Part I including aqueous ionic compounds, net ionic reactions, spectator ions, solubility tables (and how to use one), and more. CH 221 website: http://mhchem.org/221 Let me know if you have any questions! Peace!…

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111725 L1 Chemistry 221 Video Lecture 50:43

8d ago50:43

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Chemistry 221 L1 Video Lecture from November 17, 2025. This video covers material from Chapter 7 Part I including the balanced chemical equation, states of matter in equations, stoichiometric coefficients, the law of conservation of mass, balancing equations, ionic chemicals in water, and more. CH 221 website: http://mhchem.org/221 Let me know if y…

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111425 L1 Chemistry 221 Video Lecture 49:03

11d ago49:03

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Chemistry 221 L1 Video Lecture from November 14, 2025. This video covers material from Chapter 6 including molarity, preparing a solution through measurement of a solid and dilution, the dilution equation, mass and volume percentages, parts per million, and more. CH 221 website: http://mhchem.org/221 Let me know if you have any questions! Peace!…

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CH 221 - A Video Introduction to the Class Presentations 1:53

13d ago1:53

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This video offers a few tips and tricks on how to prepare for the Class Presentations in CH 221.By Michael Russell

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111225 L1 Chemistry 221 Video Lecture 50:07

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Chemistry 221 L1 Video Lecture from November 12, 2025. This video covers material from Chapter 6 including empirical formula, molecular formula, finding an empirical (and molecular) formula from combustion, concentration, molarity, and more. CH 221 website: http://mhchem.org/221 Let me know if you have any questions! Peace!…

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111025 L1 Chemistry 221 Video Lecture 49:23

15d ago49:23

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Chemistry 221 L1 Video Lecture from November 10, 2025. This video covers material from Chapter 6 including formula mass and molar mass, how chemists find a molecular formula, percent composition, empirical formulas, using molar mass to convert empirical formulas to molecular formulas, and more. CH 221 website: http://mhchem.org/221 Let me know if y…

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110725 L1 Chemistry 221 Video Lecture 49:15

18d ago49:15

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Chemistry 221 L1 Video Lecture from November 7, 2025. This video covers Day 3 of an Exam Review for the Midterm Exam II. CH 221 website: http://mhchem.org/221 Let me know if you have any questions! Peace!By [email protected]

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Exam II Review Session Complete Lecture 56:42

18d ago56:42

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This video shows the Complete Lecture for the Exam II Review in CH 221.By Michael Russell

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CH 221 - A Video Introduction to Midterm Exam II 2:26

19d ago2:26

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This video offers a few tips and tricks on how to prepare for the second midterm exam in CH 221.By Michael Russell

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110625 L2 Chemistry 221 Video Lecture Part 3 25:49

19d ago25:49

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Chemistry 221 L2 Video Lecture from November 6, 2025, Part 3 of 4. This video covers material from Chapter 6 including finding an empirical formula, the difference between an empirical formula and a molecular formula, finding a molecular formula using an empirical formula and the molar mass, and more. CH 221 website: http://mhchem.org/221 Let me kn…

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110625 L2 Chemistry 221 Video Lecture Part 4 25:05

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Chemistry 221 L2 Video Lecture from November 6, 2025, Part 4 of 4. This video covers material from Chapter 6 including solutions, morality, creating a solution from mass of solute, creating a solution using a concentrated solution (C1V1 = C2V2), other concentration types, and more. CH 221 website: http://mhchem.org/221 Let me know if you have any q…

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110625 L2 Chemistry 221 Video Lecture Part 2 48:57

19d ago48:57

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Chemistry 221 L2 Video Lecture from November 6, 2025, Part 2 of 4. This video covers Part II of an Exam Review for the upcoming Midterm Exam II. This lecture also started the material for Chapter 6 including finding a formula in chemistry, methods for finding an empirical formula, and more. CH 221 website: http://mhchem.org/221 Let me know if you h…

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110625 L2 Chemistry 221 Video Lecture Part 1 1:04:56

19d ago1:04:56

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Chemistry 221 L2 Video Lecture from November 6, 2025, Part 1 of 4. This video covers Part I of an Exam Review for the upcoming Midterm Exam II. CH 221 website: http://mhchem.org/221 Let me know if you have any questions! Peace!By [email protected]

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110525 L1 Chemistry 221 Video Lecture 48:21

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Chemistry 221 L1 Video Lecture from November 5, 2025. This video covers Day 2 of an Exam Review for the Midterm Exam II. CH 221 website: http://mhchem.org/221 Let me know if you have any questions! Peace!By [email protected]

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110325 L1 Chemistry 221 Video Lecture 48:49

22d ago48:49

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Chemistry 221 L1 Video Lecture from November 3, 2025. This video covers Day 1 of an Exam Review for the Midterm Exam II. CH 221 website: http://mhchem.org/221 Let me know if you have any questions! Peace!By [email protected]

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103125 L1 Chemistry 221 Video Lecture 46:26

25d ago46:26

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Chemistry 221 L1 Video Lecture from October 31, 2025. This video covers material from Chapter 5 including building a molecular orbital diagram, bond order, bond order with respect to Lewis structures, magnetism, making ions in MO diagrams, shorthand notation, and more. CH 221 website: http://mhchem.org/221 Let me know if you have any questions! Pea…

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CH 221: A Video Introduction to Chapter Guide Five 1:15

26d ago1:15

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This is the video introduction to Chapter Guide Five for Chemistry 221.By Michael Russell

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Chapter 5 Screencast - Valence Bond and Molecular Orbital Theory 5:17

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A screencast from Chapter 5 in CH 221 entitled “Valence Bond and Molecular Orbital Theory”By Michael Russell

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Chapter 5 Screencast - Valence Bond Theory (BF3) 6:16

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A screencast from Chapter 5 in CH 221 entitled “Chapter 5 Screencast - Valence Bond Theory (BF3)”By Michael Russell

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Chapter 5 Screencast - Valence Bond Theory (CH4) 10:52

26d ago10:52

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A screencast from Chapter 5 in CH 221 entitled “Chapter 5 Screencast - Valence Bond Theory (CH4)”By Michael Russell

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Chapter 5 Screencast - Multiple Bonds in VB Theory 11:32

26d ago11:32

11:32

A screencast from Chapter 5 in CH 221 entitled “Multiple Bonds in VB Theory”By Michael Russell

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Chapter 5 Screencast - An Introduction to Molecular Orbital Theory 10:51

26d ago10:51

10:51

A screencast from Chapter 5 in CH 221 entitled “An Introduction to Molecular Orbital Theory”By Michael Russell

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Chapter 5 Screencast - MO Diagrams and Bond Order 11:32

26d ago11:32

11:32

A screencast from Chapter 5 in CH 221 entitled “MO Diagrams and Bond Order”By Michael Russell

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Chapter 5 Screencast - More MO Diagrams (pi bonds) 12:01

26d ago12:01

12:01

A screencast from Chapter 5 in CH 221 entitled “More MO Diagrams (pi bonds)”By Michael Russell

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Chapter 5 Screencast - Paramagnetism and Ions in MO Theory 12:24

26d ago12:24

12:24

A screencast from Chapter 5 in CH 221 entitled “Paramagnetism and Ions in MO Theory”By Michael Russell

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Chapter 5 Complete Lecture - Part I of 2 33:51

26d ago33:51

33:51

This the Complete Lecture for Chapter 5. This episode is part 1 of 2 episodes.By Michael Russell

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Chapter 5 Complete Lecture - Part 2 of 2 48:31

26d ago48:31

48:31

This the Complete Lecture for Chapter 5. This episode is part 2 of 2 episodes.By Michael Russell

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103025 L2 Chemistry 221 Video Lecture Part 3 19:43

26d ago19:43

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Chemistry 221 L2 Video Lecture from October 30, 2025, Part 3 of 3. This video covers material from Chapter 5 including magnetism in molecular orbital (MO) theory, short hand notation in MO theory, determining the number of sigma and pi bonds in MO theory and more. CH 221 website: http://mhchem.org/221 Let me know if you have any questions! Peace!…

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103025 L2 Chemistry 221 Video Lecture Part 2 42:11

26d ago42:11

42:11

Chemistry 221 L2 Video Lecture from October 30, 2025, Part 2 of 3. This video covers material from Chapter 5 including an introduction to molecular orbital theory, bonding and antibonding orbitals, the four principles of MO theory, bond order in MO Theory and in Lewis Structures, and more. CH 221 website: http://mhchem.org/221 Let me know if you ha…

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103025 L2 Chemistry 221 Video Lecture Part 1 45:42

26d ago45:42

45:42

Chemistry 221 L2 Video Lecture from October 30, 2025, Part 1 of 3. This video covers material from Chapter 5 including an introduction to valence bond theory, orbital hybridization, sigma and pi bonds, the nature of a pi bond, hindered rotation around double bonds (relative to sigma bonds), and more. CH 221 website: http://mhchem.org/221 Let me kno…

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102925 L1 Chemistry 221 Video Lecture 50:00

27d ago50:00

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Chemistry 221 L1 Video Lecture from October 29, 2025. This video covers material from Chapter 5 including valence bond theory (sp3 hybridization), the origin of double and triple bonds (pi bonds), molecular orbital theory, and more. CH 221 website: http://mhchem.org/221 Let me know if you have any questions! Peace!…