MhChem Chemistry with Dr. Michael Russell
Episodes
Chapter 2 Screencast - Democritius and Dalton
04 Oct 2025
Contributed by Lukas
A screencast from Chapter 2 in CH 221 entitled “Democritius and Dalton”
Chapter 2 Screencast - The Modern Atom
04 Oct 2025
Contributed by Lukas
A screencast from Chapter 2 in CH 221 entitled “The Modern Atom”
Chapter 2 Screencast - Atomic Number and Isotopes
04 Oct 2025
Contributed by Lukas
A screencast from Chapter 2 in CH 221 entitled “Atomic Number and Isotopes”
Chapter 2 Screencast - Atomic Mass
04 Oct 2025
Contributed by Lukas
A screencast from Chapter 2 in CH 221 entitled “Atomic Mass”
Chapter 2 Screencast - Chemical Formulas, the 7 Diatomics, Allotropes
04 Oct 2025
Contributed by Lukas
A screencast from Chapter 2 in CH 221 entitled “Chemical Formulas, the 7 Diatomics, Allotropes”
Chapter 2 Screencast - Empirical Formulas and Isomers
04 Oct 2025
Contributed by Lukas
A screencast from Chapter 2 in CH 221 entitled “Empirical Formulas and Isomers”
Chapter 2 Screencast - The Mole and Molar Mass
04 Oct 2025
Contributed by Lukas
A screencast from Chapter 2 in CH 221 entitled “The Mole and Molar Mass”
Chapter 2 Complete Lecture Part I
04 Oct 2025
Contributed by Lukas
This the Complete Lecture for Chapter 2. This episode is part 1 of 2 episodes.
Chapter 2 Complete Lecture Part II
04 Oct 2025
Contributed by Lukas
This the Complete Lecture for Chapter 2. This episode is part 2 of 2 episodes.
100325 L1 Chemistry 221 Video Lecture
03 Oct 2025
Contributed by Lukas
Chemistry 221 L1 Video Lecture from October 3, 2025. This video covers material from Chapter 2 and Chapter 3 including the molar mass of compounds, ...
100225 L2 Chemistry 221 Video Lecture Part 4
02 Oct 2025
Contributed by Lukas
Chemistry 221 L2 Video Lecture from October 2, 2025, Part 4 of 4. This video covers material from Chapter 3 including the Bohr model for the atom, sh...
100225 L2 Chemistry 221 Video Lecture Part 3
02 Oct 2025
Contributed by Lukas
Chemistry 221 L2 Video Lecture from October 2, 2025, Part 3 of 4. This video covers material from Chapter 3 including a discussion of light, electrom...
100225 L2 Chemistry 221 Video Lecture Part 2
02 Oct 2025
Contributed by Lukas
Chemistry 221 L2 Video Lecture from October 2, 2025, Part 2 of 4. This video covers material from Chapter 2 including a discussion of the mole and Av...
100225 L2 Chemistry 221 Video Lecture Part 1
02 Oct 2025
Contributed by Lukas
Chemistry 221 L2 Video Lecture from October 2, 2025, Part 1 of 4. This video covers material from Chapter 2 including an overview of the atom, proton...
100125 L1 Chemistry 221 Video Lecture
01 Oct 2025
Contributed by Lukas
Chemistry 221 L1 Video Lecture from October 1, 2025. This video covers material from Chapter 2 including the importance of atomic mass, how atomic m...
092925 L1 Chemistry 221 Video Lecture
29 Sep 2025
Contributed by Lukas
Chemistry 221 L1 Video Lecture from September 29, 2025. This video covers material from Chapter 2 including the composition of the atom (protons, ne...
092625 L1 Chemistry 221 Video Lecture
26 Sep 2025
Contributed by Lukas
Chemistry 221 L1 Video Lecture from September 26, 2025. This video covers material from Chapter 1 (and a small bit from Chapter 2) including measure...
092525 L2 Chemistry 221 Video Lecture Part 3
25 Sep 2025
Contributed by Lukas
Chemistry 221 L2 Video Lecture from September 25, 2025, Part 3 of 3. This video covers material from Chapter 1 including measurements in chemistry, p...
092525 L2 Chemistry 221 Video Lecture Part 2
25 Sep 2025
Contributed by Lukas
Chemistry 221 L2 Video Lecture from September 25, 2025, Part 2 of 3. This video covers material from Chapter 1 including more on elements and the per...
092525 L2 Chemistry 221 Video Lecture Part 1
25 Sep 2025
Contributed by Lukas
Chemistry 221 L2 Video Lecture from September 25, 2025, Part 1 of 3. This video covers material from Chapter 1 including a discussion of "what is che...
092425 L1 Chemistry 221 Video Lecture
24 Sep 2025
Contributed by Lukas
Chemistry 221 L1 Video Lecture from September 24, 2025. This video covers material from Chapter 1 including a discussion of measurements and SI unit...
092225 L1 Chemistry 221 Video Lecture
22 Sep 2025
Contributed by Lukas
Chemistry 221 L1 Video Lecture from September 22, 2025. This video covers material from Chapter 1 including a discussion of "what is chemistry", typ...
Getting Started in Chemistry with Dr. Russell!
30 Jul 2025
Contributed by Lukas
Welcome! This is a video to help students get started in Dr. Russell’s chemistry classes at Mt. Hood Community College in Gresham, Oregon, USA. We...
Finding AC 1303, AC 2501, AC 2507 and AC 2568
23 Jul 2025
Contributed by Lukas
This video will help you find our three main chemistry classrooms (namely AC 1303, AC 2501 and AC 2507) as well as my office (AC 2568) at Mt. Hood Co...
Welcome to Chemistry 221!
23 Jul 2025
Contributed by Lukas
Welcome to Chemistry 221 with Dr. Michael Russell!
Chapter 1 Complete Lecture Part II
23 Jul 2025
Contributed by Lukas
This the Complete Lecture for Chapter 1. This episode is part 2 of 2 episodes.
Chapter 1 Complete Lecture Part I
23 Jul 2025
Contributed by Lukas
This the Complete Lecture for Chapter 1. This episode is part 1 of 2 episodes.
Chapter 1 Screencast - Sig Figs and Calculations / Scientific Notation
23 Jul 2025
Contributed by Lukas
A screencast from Chapter 1 in CH 221 entitled "Sig Figs and Calculations / Scientific Notation"
Chapter 1 Screencast - Significant Figures (Sig figs)
23 Jul 2025
Contributed by Lukas
A screencast from Chapter 1 in CH 221 entitled "Significant Figures (Sig figs)"
Chapter 1 Screencast - Precision and Accuracy
23 Jul 2025
Contributed by Lukas
A screencast from Chapter 1 in CH 221 entitled "Precision and Accuracy"
Chapter 1 Screencast - Density
23 Jul 2025
Contributed by Lukas
A screencast from Chapter 1 in CH 221 entitled "Density"
Chapter 1 Screencast - Temperature and Volume
23 Jul 2025
Contributed by Lukas
A screencast from Chapter 1 in CH 221 entitled "Temperature and Volume"
Chapter 1 Screencast - Measurements, Metrics, Length, Mass, Time
23 Jul 2025
Contributed by Lukas
A screencast from Chapter 1 in CH 221 entitled "Measurements, Metrics, Length, Mass, Time"
Chapter 1 Screencast - What is Chemistry?
23 Jul 2025
Contributed by Lukas
A screencast from Chapter 1 in CH 221 entitled "What is Chemistry?"
Chapter 1 Screencast - Domains of Chemistry
23 Jul 2025
Contributed by Lukas
A screencast from Chapter 1 in CH 221 entitled "Domains of Chemistry"
Chapter 1 Screencast - Phases, Mass and Weight
23 Jul 2025
Contributed by Lukas
A screencast from Chapter 1 in CH 221 entitled "Phases, Mass and Weight"
Chapter 1 Screencast - Mixtures, Elements and Compounds
23 Jul 2025
Contributed by Lukas
A screencast from Chapter 1 in CH 221 entitled "Mixtures, Elements and Compounds"
Chapter 1 Screencast - The Periodic Table
23 Jul 2025
Contributed by Lukas
A screencast from Chapter 1 in CH 221 entitled "The Periodic Table"
CH 221: A Video Introduction to Chapter Guide One
23 Jul 2025
Contributed by Lukas
This is the video introduction to Chapter Guide One for Chemistry 221.
060818 Chemistry 223 Video Lecture
08 Jun 2018
Contributed by Lukas
Chemistry 223 Video Lecture from June 8, 2018 covering an exam review (day 2 of 2) for the final A.C.S. lecture exam. https://mhchem.org/223/classroo...
060818 Chemistry 223 Audio Lecture
08 Jun 2018
Contributed by Lukas
Chemistry 223 Audio Lecture from June 8, 2018 covering an exam review (day 2 of 2) for the final A.C.S. lecture exam. https://mhchem.org/223/classroo...
How to Prepare for the Final Exam in CH 223
06 Jun 2018
Contributed by Lukas
This video offers a few tips and tricks on how to prepare for the final lecture exam in CH 223. https://mhchem.org/223/classroom/zAudio/223FE.mp4
060618 Chemistry 223 Video Lecture
06 Jun 2018
Contributed by Lukas
Chemistry 223 Video Lecture from June 6, 2018 covering an exam review (day 1 of 2) for the final A.C.S. lecture exam. https://mhchem.org/223/classroo...
060618 Chemistry 223 Audio Lecture
06 Jun 2018
Contributed by Lukas
Chemistry 223 Audio Lecture from June 6, 2018 covering an exam review (day 1 of 2) for the final A.C.S. lecture exam. https://mhchem.org/223/classroo...
060418 Chemistry 223 Video Lecture
04 Jun 2018
Contributed by Lukas
Chemistry 223 Video Lecture from June 4, 2018 covering material from Chapter 19 of our textbook including nomenclature, isomers, and more. https://mh...
060418 Chemistr y223 Audio Lecture
04 Jun 2018
Contributed by Lukas
Chemistry 223 Audio Lecture from June 4, 2018 covering material from Chapter 19 of our textbook including nomenclature, isomers, and more. https://mh...
060118 Chemistry 223 Video Lecture
01 Jun 2018
Contributed by Lukas
Chemistry 223 Video Lecture from June 1, 2018 covering material from Chapter 19 of our textbook including the dentate system, coordination compound no...
060118 Chemistry 223 Audio Lecture
01 Jun 2018
Contributed by Lukas
Chemistry 223 Audio Lecture from June 1, 2018 covering material from Chapter 19 of our textbook including the dentate (mono, di, tri, etc.) system, co...
053018 Chemistry 223 Audio Lecture
30 May 2018
Contributed by Lukas
Chemistry 223 Audio Lecture from May 30, 2018 covering material from Chapter 19 of our textbook including a background on transition metals, complex i...
053018 Chemistry 223 Video Lecture
30 May 2018
Contributed by Lukas
Chemistry 223 Video Lecture from May 30, 2018 covering material from Chapter 19 of our textbook including a background on transition metals, complex i...
Chapter 19 Screencast - Nomenclature of Coordination Compounds
29 May 2018
Contributed by Lukas
A screencast from Chapter 19 in CH 223 which discusses the nomenclature system for coordination compounds in inorganic chemistry. https://mhchem.org/2...
Lesson Six Chapter Guide (Chapters 18 and 19) - Video Version
29 May 2018
Contributed by Lukas
This is the video introduction to Chapter Guide Lesson Six (which covers Chapters 21 and 22) in our textbook) for Chemistry 223. https://mhchem.org/22...
Lesson Six Chapter Guide (Chapters 18 and 19) - Audio Version
29 May 2018
Contributed by Lukas
This is the audio introduction to Chapter Guide Lesson Six (which covers Chapters 18 and 19) in our textbook) for Chemistry 223. https://mhchem.org/22...
052518 Chemistry 223 Video Lecture
25 May 2018
Contributed by Lukas
Chemistry 223 Video Lecture from May 25, 2018 covering Day 2 of 2 for an exam review for the second midterm. https://mhchem.org/223/classroom/zAudio/...
052518 Chemistry 223 Audio Lecture
25 May 2018
Contributed by Lukas
Chemistry 223 Audio Lecture from May 25, 2018 covering Day 2 of 2 for an exam review for the second midterm. https://mhchem.org/223/classroom/zAudio/...
How to Prepare for Midterm II in CH 223
24 May 2018
Contributed by Lukas
This video offers a few tips and tricks on how to prepare for the second midterm exam in CH 223. https://mhchem.org/223/classroom/zAudio/223E2.mp4
052318 Chemistry 223 Video Lecture
23 May 2018
Contributed by Lukas
Chemistry 223 Video Lecture from May 23, 2018 covering "informational only" material from Chapter 17 of our textbook and also Day 1 of 2 for an exam r...
052318 Chemistry 223 Audio Lecture
23 May 2018
Contributed by Lukas
Chemistry 223 Audio Lecture from May 23, 2018 covering "informational only" material from Chapter 17 of our textbook and also Day 1 of 2 for an exam r...
052118 Chemistry 223 Video Lecture
21 May 2018
Contributed by Lukas
Chemistry 223 Video Lecture from May 21, 2018 covering material from Chapter 17 of our textbook including quantitative electrochemistry, the Nernst eq...
052118 Chemistry 223 Audio Lecture
21 May 2018
Contributed by Lukas
Chemistry 223 Audio Lecture from May 21, 2018 covering material from Chapter 17 of our textbook including quantitative electrochemistry, the Nernst eq...
051818 Chemistry 223 Video Lecture
18 May 2018
Contributed by Lukas
Chemistry 223 Video Lecture from May 18, 2018 covering material from Chapter 17 of our textbook including short hand cell notation, EMF and cell volta...
051818 Chemistry 223 Audio Lecture
18 May 2018
Contributed by Lukas
Chemistry 223 Audio Lecture from May 18, 2018 covering material from Chapter 17 of our textbook including short hand cell notation, EMF and cell volta...
Lesson Five Chapter Guide (Chapter Sixteen and Chapter Seventeen) - Audio Version
16 May 2018
Contributed by Lukas
This is the audio introduction to Chapter Guide Lesson Five (which covers Chapter Sixteen and Chapter Seventeen) in our textbook) for Chemistry 223. h...
Lesson Five Chapter Guide (Chapter Sixteen and Chapter Seventeen) - Video Version
16 May 2018
Contributed by Lukas
This is the video introduction to Chapter Guide Lesson Five (which covers Chapter Sixteen and Chapter Seventeen) in our textbook) for Chemistry 223. h...
Chapter 16 Screencast - Gibbs Free Energy
16 May 2018
Contributed by Lukas
A screencast from Chapter 16 in CH 223 which discusses Gibbs Free Energy and its implications in chemistry. https://mhchem.org/223/classroom/zAudio/Ch...
Chapter 16 Screencast - Calculations with Gibbs Free Energy
16 May 2018
Contributed by Lukas
A screencast from Chapter 16 in CH 223 which provides examples of how to calculate Gibbs Free Energy for reactions. https://mhchem.org/223/classroom/z...
Chapter 17 Screencast - An Introduction to Redox Reactions and Electrochemistry
16 May 2018
Contributed by Lukas
A screencast from Chapter 17 in CH 223 which introduces redox reactions and electrochemistry and how they influence our lives. https://mhchem.org/223/...
Chapter 17 Screencast - Balancing Redox Reactions in Acidic Solution
16 May 2018
Contributed by Lukas
A screencast from Chapter 17 in CH 223 which gives tips on how to balance redox reactions in acidic conditions. https://mhchem.org/223/classroom/zAudi...
Chapter 17 Screencast - Balancing Redox Reactions in Basic Solutions
16 May 2018
Contributed by Lukas
A screencast from Chapter 17 in CH 223 which gives tips on how to balance redox reactions in basic conditions. https://mhchem.org/223/classroom/zAudio...
Chapter 17 Screencast - Electrolytic Cells
16 May 2018
Contributed by Lukas
A screencast from Chapter 17 in CH 223 which discusses the electrolytic cell and its implication for chemists. https://mhchem.org/223/classroom/zAudio...
Chapter 17 Screencast - Electromotive Force (EMF)
16 May 2018
Contributed by Lukas
A screencast from Chapter 17 in CH 223 which discusses the electromotive force (EMF) and how it applies to chemistry. https://mhchem.org/223/classroom...
Chapter 17 Screencast - Using Electromotive Force in Electrolytic Cells
16 May 2018
Contributed by Lukas
A screencast from Chapter 17 in CH 223 which discusses how the electromotive force can be used in electrolytic cells for a variety of purposes. https:...
Chapter 17 Screencast - Quantitative Electrochemistry
16 May 2018
Contributed by Lukas
A screencast from Chapter 17 in CH 223 which looks at methods to quantify electrochemical reactions using the Faraday constant. Memorize the Faraday ...
Chapter 17 Screencast - The Nernst Equation
16 May 2018
Contributed by Lukas
A screencast from Chapter 17 in CH 223 which looks at the Nernst equation which is used to find cell potentials under non-standard conditions. https:/...
051618 Chemistry 223 Video Lecture
16 May 2018
Contributed by Lukas
Chemistry 223 Video Lecture from May 16, 2018 covering material from Chapter 17 of our textbook including electrolytic cells, balancing redox reaction...
051618 Chemistry 223 Audio Lecture
16 May 2018
Contributed by Lukas
Chemistry 223 Audio Lecture from May 16, 2018 covering material from Chapter 17 of our textbook including electrolytic cells, balancing redox reaction...
051418 Chemistry 223 Video Lecture
14 May 2018
Contributed by Lukas
Chemistry 223 Video Lecture from May 14, 2018 covering material from Chapter 16 and Chapter 17 of our textbook including enthalpy and entropy driven r...
051418 Chemistry 223 Audio Lecture
14 May 2018
Contributed by Lukas
Chemistry 223 Audio Lecture from May 14, 2018 covering material from Chapter 16 and Chapter 17 of our textbook including enthalpy and entropy driven r...
051118 Chemistry 223 Video Lecture
11 May 2018
Contributed by Lukas
Chemistry 223 Video Lecture from May 11, 2018 covering material from Chapter 16 of our textbook including the 2nd law of thermodynamics, Gibbs free en...
051118 Chemistry 223 Audio Lecture
11 May 2018
Contributed by Lukas
Chemistry 223 Audio Lecture from May 11, 2018 covering material from Chapter 16 of our textbook including the 2nd law of thermodynamics, Gibbs free en...
Lesson Four Chapter Guide (Chapter Fifteen and Chapter Sixteen) - Audio Version
10 May 2018
Contributed by Lukas
This is the audio introduction to Chapter Guide Lesson Four (which covers Chapter Fifteen and Chapter Sixteen in our textbook) for Chemistry 223. http...
Lesson Four Chapter Guide (Chapter Fifteen and Chapter Sixteen) - Video Version
10 May 2018
Contributed by Lukas
This is the video introduction to Chapter Guide Lesson Four (which covers Chapter Fifteen and Chapter Sixteen in our textbook) for Chemistry 223. http...
Chapter 15 Screencast - An Introduction to Solubility
10 May 2018
Contributed by Lukas
A screencast from Chapter 15 in CH 223 which introduces solubility and how it applies to chemical systems. https://mhchem.org/223/classroom/zAudio/Ch1...
Chapter 15 Screencast - Solubility and Ksp
10 May 2018
Contributed by Lukas
A screencast from Chapter 15 in CH 223 which discusses how solubility relates to the solubility product constant used in equilibrium calculations. htt...
Chapter 15 Screencast - The Common Ion Effect and Solubility
10 May 2018
Contributed by Lukas
A screencast from Chapter 15 in CH 223 which investigates the role that the Common Ion Effect plays in regards to a substance's solubility. https://mh...
Chapter 15 Screencast - Separating Substances by Differences in Ksp
10 May 2018
Contributed by Lukas
A screencast from Chapter 15 in CH 223 which looks at how clever chemists use differences in Ksp values to separate substances in solution. https://mh...
Chapter 16 Screencast - Thermodynamics and Kinetics
10 May 2018
Contributed by Lukas
A screencast from Chapter 16 in CH 223 which provides an overview of thermodynamics and kinetics (and the differences between these two fields of stud...
Chapter 16 Screencast - An Introduction to Entropy
10 May 2018
Contributed by Lukas
A screencast from Chapter 16 in CH 223 which introduces entropy and what it means for thermodynamics and chemists. https://mhchem.org/223/classroom/zA...
Chapter 16 Screencast - Entropy Calculations
10 May 2018
Contributed by Lukas
A screencast from Chapter 16 in CH 223 which gives ideas on how to calculate entropy in different circumstances. https://mhchem.org/223/classroom/zAud...
050918 Chemistry 223 Video Lecture
09 May 2018
Contributed by Lukas
Chemistry 223 Video Lecture from May 9, 2018 covering material from Chapter 15 and Chapter 16 of our textbook including entropy, a review of enthalpy,...
050918 Chemistry 223 Audio Lecture
09 May 2018
Contributed by Lukas
Chemistry 223 Audio Lecture from May 9, 2018 covering material from Chapter 15 and Chapter 16 of our textbook including entropy, a review of enthalpy,...
050718 Chemistry 223 Video Lecture
07 May 2018
Contributed by Lukas
Chemistry 223 Video Lecture from May 7, 2018 covering material from Chapter 15 and Chapter 16 of our textbook including formation constants, an intro ...
050718 Chemistry 223 Audio Lecture
07 May 2018
Contributed by Lukas
Chemistry 223 Audio Lecture from May 7, 2018 covering material from Chapter 15 and Chapter 16 of our textbook including formation constants, an intro ...
050418 Chemistry 223 Video Lecture
04 May 2018
Contributed by Lukas
Chemistry 223 Video Lecture from May 4, 2018 covering material from Chapter 15 of our textbook including the common ion effect, separating ions by sol...
050418 Chemistry 223 Audio Lecture
04 May 2018
Contributed by Lukas
Chemistry 223 Audio Lecture from May 4, 2018 covering material from Chapter 15 of our textbook including the common ion effect, separating ions by sol...
How to Prepare for the Class Presentations in CH 223
02 May 2018
Contributed by Lukas
This video offers a few tips and tricks on how to prepare for Class Presentations in CH 223. https://mhchem.org/223/classroom/zAudio/223CP.mp4
050218 Chemistry 223 Video Lecture
02 May 2018
Contributed by Lukas
Chemistry 223 Video Lecture from May 2, 2018 covering material from Chapter 15 of our textbook including solubility, Ksp, and more. https://mhchem.or...
050218 Chemistry 223 Audio Lecture
02 May 2018
Contributed by Lukas
Chemistry 223 Audio Lecture from May 2, 2018 covering material from Chapter 15 of our textbook including solubility, Ksp, and more. https://mhchem.or...
043018 Chemistry 223 Video Lecture
30 Apr 2018
Contributed by Lukas
Chemistry 223 Video Lecture from April 30, 2018 covering Day 3 of 3 of a midterm I exam review session. https://mhchem.org/223/classroom/zAudio/04301...
043018 Chemistry 223 Audio Lecture
30 Apr 2018
Contributed by Lukas
Chemistry 223 Audio Lecture from April 30, 2018 covering Day 3 of 3 of a midterm I exam review session. https://mhchem.org/223/classroom/zAudio/04301...