MhChem Chemistry with Dr. Michael Russell

By Dr. Michael Russell of Mt. Hood Community College in Gresham, Oregon USA (mhchem.org)

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Episodes: 351

Description

A podcast supporting the chemistry students of Dr. Michael Russell at Mt. Hood Community College in Gresham, Oregon, USA.

Episode Date
060526 Chemistry 223 Video Lecture
Jun 05, 2026
CH 223 Final Exam Review - Complete Lecture
Jun 03, 2026
CH 223: A Video Introduction to the Final Exams
Jun 03, 2026
060326 Chemistry 223 Video Lecture
Jun 03, 2026
060126 Chemistry 223 Video Lecture
Jun 01, 2026
052926 Chemistry 223 Video Lecture
May 29, 2026
052726 Chemistry 223 Video Lecture
May 27, 2026
052226 Chemistry 223 Video Lecture
May 22, 2026
CH 223: A Video Introduction to the Class Presentations
May 20, 2026
Chapter 21 Screencast - An Introduction to Organic Chemistry
May 20, 2026
Chapter 21 Screencast - Naming Alkanes
May 20, 2026
Chapter 21 Screencast - Cycloalkanes, Alkyl Halides and Alkynes
May 20, 2026
Chapter 21 Screencast - Alkenes
May 20, 2026
Chapter 21 Screencast - Aromatic Hydrocarbons
May 20, 2026
Chapter 21 Screencast - Alcohols and Ethers
May 20, 2026
Chapter 21 Screencast - Ketones, Aldehydes and Carboxylic Acids
May 20, 2026
Chapter 21 Screencast - Amines and the Importance of Models
May 20, 2026
Chapter 21 Complete Lecture Part I
May 20, 2026
Chapter 21 Complete Lecture Part II
May 20, 2026
Chapter 19 Screencast - Electron Configurations for Transition Metals
May 20, 2026
Chapter 19 Screencast - Coordination Compounds
May 20, 2026
Chapter 19 Screencast - Ligands
May 20, 2026
Chapter 19 Screencast - Coordination Compound Nomenclature
May 20, 2026
Chapter 19 Screencast - Inorganic Isomerism
May 20, 2026
Chapter 19 Complete Lecture Part I
May 20, 2026
Chapter 19 Complete Lecture Part II
May 20, 2026
052026 Chemistry 223 Video Lecture
May 20, 2026
051826 Chemistry 223 Video Lecture
May 18, 2026
051526 Chemistry 223 Video Lecture
May 15, 2026
CH 223: A Video Introduction to Midterm Exam II
May 13, 2026
CH 223 Exam II Review - Complete Lecture
May 13, 2026
051326 Chemistry 223 Video Lecture
May 13, 2026
051126 Chemistry 223 Video Lecture
May 11, 2026
050826 Chemistry 223 Video Lecture
May 08, 2026
CH 223: A Video Introduction to Chapter Guide Five
May 06, 2026
Chapter 16 Screencast - An Introduction to Redox Chemistry
May 06, 2026
Chapter 16 Screencast - Direct and Indirect Redox Reactions
May 06, 2026
Chapter 16 Screencast - Balancing Redox Reactions in Acid
May 06, 2026
Chapter 16 Screencast - Balancing Redox Reactions in Base
May 06, 2026
Chapter 16 Screencast - Galvanic and Voltaic Cells
May 06, 2026
Chapter 16 Screencast - EMF and Redox Reactions
May 06, 2026
Chapter 16 Screencast - Cell Potential
May 06, 2026
Chapter 16 Screencast - Cell Potential and Free Energy
May 06, 2026
Chapter 16 Screencast - The Nernst Equation
May 06, 2026
Chapter 16 Screencast - Electrolysis / Quantiative Electrochemistry
May 06, 2026
Chapter 16 Complete Lecture - Part I
May 06, 2026
Chapter 16 Complete Lecture - Part II
May 06, 2026
050626 Chemistry 223 Video Lecture
May 06, 2026
050426 Chemistry 223 Video Lecture
May 04, 2026
050126 Chemistry 223 Video Lecture
May 01, 2026
Chapter 15 Complete Lecture Part II
Apr 29, 2026
Chapter 15 Complete Lecture Part I
Apr 29, 2026
Chapter 15 Screencast - Formation Constants
Apr 29, 2026
Chapter 15 Screencast - Lewis Acids and Bases
Apr 29, 2026
Chapter 15 Screencast - Separating Ions with Ksp
Apr 29, 2026
Chapter 15 Screencast - Common Ion Effect
Apr 29, 2026
Chapter 15 Screencast - Precipitating Insoluble Salts
Apr 29, 2026
Chapter 15 Screencast - Solubility and Ksp
Apr 29, 2026
CH 223: A Video Introduction to Chapter Guide Four
Apr 29, 2026
042926 Chemistry 223 Video Lecture
Apr 29, 2026
042726 Chemistry 223 Video Lecture
Apr 27, 2026
042426 Chemistry 223 Video Lecture
Apr 24, 2026
CH 223 Exam I Review - Complete Lecture
Apr 22, 2026
CH 223: A Video Introduction to Midterm Exam I
Apr 22, 2026
042226 Chemistry 223 Video Lecture
Apr 22, 2026
042026 Chemistry 223 Video Lecture
Apr 20, 2026
041726 Chemistry 223 Video Lecture
Apr 17, 2026
CH 223: A Video Introduction to Chapter Guide Three
Apr 15, 2026
Chapter 14 Screencast - Bronsted Acid-Base Theory
Apr 15, 2026
Chapter 14 Screencast - Autoionization, Acids, Bases
Apr 15, 2026
Chapter 14 Screencast - pH and pOH
Apr 15, 2026
Chapter 14 Screencast - Acid and Base Strength
Apr 15, 2026
Chapter 14 Screencast - Calculations with Acids
Apr 15, 2026
Chapter 14 Screencast - Calculations with Bases
Apr 15, 2026
Chapter 14 Screencast - Mixing Acids and Bases / Salts
Apr 15, 2026
Chapter 14 Screencast - Polyprotic acids, Hydrolysis of Metals
Apr 15, 2026
Chapter 14 Screencast - Buffers
Apr 15, 2026
Chapter 14 Screencast - The Henderson-Hasselbalch Equation
Apr 15, 2026
Chapter 14 Screencast - Preparing a Buffer
Apr 15, 2026
Chapter 14 Screencast - Titrations (Strong Acid + Strong Base)
Apr 15, 2026
Chapter 14 Screencast - More on Titrations
Apr 15, 2026
Chapter 14 Complete Lecture Part I
Apr 15, 2026
Chapter 14 Complete Lecture Part II
Apr 15, 2026
041526 Chemistry 223 Video Lecture
Apr 15, 2026
041326 Chemistry 223 Video Lecture
Apr 13, 2026
041026 Chemistry 223 Video Lecture
Apr 10, 2026
CH 223: A Video Introduction to Chapter Guide Two
Apr 08, 2026
Chapter 13 Screencast - An Introduction to Equilibrium
Apr 08, 2026
Chapter 13 Screencast - The Equilibrium Constant
Apr 08, 2026
Chapter 13 Screencast - Kp Expressions
Apr 08, 2026
Chapter 13 Screencast - The Meaning of K
Apr 08, 2026
Chapter 13 Screencast - Equilibrium Calculations
Apr 08, 2026
Chapter 13 Screencast - Le Chatelier's Principle
Apr 08, 2026
Chapter 13 Screencast - Free Energy and Equilibrium
Apr 08, 2026
Chapter 13 Complete Lecture Part I
Apr 08, 2026
Chapter 13 Complete Lecture Part II
Apr 08, 2026
040826 Chemistry 223 Video Lecture
Apr 08, 2026
040626 Chemistry 223 Video Lecture
Apr 06, 2026
040326 Chemistry 223 Video Lecture
Apr 03, 2026
040126 Chemistry 223 Video Lecture
Apr 01, 2026
033026 Chemistry 223 Video Lecture
Mar 30, 2026
Welcome to Chemistry 223!
Mar 13, 2026
Finding AC 1303, AC 2501, AC 2507 and AC 2568
Mar 13, 2026
Getting Started in Chemistry with Dr. Russell!
Mar 13, 2026
CH 223: A Video Introduction to Chapter Guide One
Mar 13, 2026
Chapter 12 Screencast - Spontaneity
Mar 13, 2026
Chapter 12 Screencast - Probability of Spontaneity
Mar 13, 2026
Chapter 12 Screencast - Entropy
Mar 13, 2026
Chapter 12 Screencast - Entropy and Enthalpy
Mar 13, 2026
Chapter 12 Screencast - The Second Law of Thermodynamics
Mar 13, 2026
Chapter 12 Screencast - Gibbs Free Energy
Mar 13, 2026
Chapter 12 Screencast - Gibbs Free Energy and Temperature
Mar 13, 2026
Chapter 12 Complete Lecture - Part I
Mar 13, 2026
Chapter 12 Complete Lecture - Part II
Mar 13, 2026
031326 Chemistry 222 Video Lecture
Mar 13, 2026
CH 222 Final Exam Review Session Complete Lecture
Mar 11, 2026
CH 222: A Video Introduction to the Final Exams
Mar 11, 2026
031126 Chemistry 222 Video Lecture
Mar 11, 2026
030926 Chemistry 222 Video Lecture
Mar 09, 2026
030626 Chemistry 222 Video Lecture
Mar 06, 2026
CH 222: A Video Introduction to Chapter Guide Six
Mar 04, 2026
Chapter 17 Screencast - The Reaction Rate
Mar 04, 2026
Chapter 17 Screencast - Factors Affecting Reaction Rates
Mar 04, 2026
Chapter 17 Screencast - The Rate Law and Orders of Reaction
Mar 04, 2026
Chapter 17 Screencast - The Integrated Raw Laws
Mar 04, 2026
Chapter 17 Screencast - Half-Life
Mar 04, 2026
Chapter 17 Screencast - Collision Theory and Activation Energy
Mar 04, 2026
Chapter 17 Screencast - Mechanisms
Mar 04, 2026
Chapter 17 Screencast - Catalysis
Mar 04, 2026
Chapter 17 Complete Lecture Part I
Mar 04, 2026
Chapter 17 Complete Lecture Part II
Mar 04, 2026
Chapter 20 Screencast - A Review of the Nucleus
Mar 04, 2026
Chapter 20 Screencast - Forces in the Nucleus
Mar 04, 2026
Chapter 20 Screencast - Nuclear Binding Energy
Mar 04, 2026
Chapter 20 Screencast - Balancing Nuclear Reactions
Mar 04, 2026
Chapter 20 Screencast - Fusion, Fission and Plasma
Mar 04, 2026
Chapter 20 Complete Lecture - Part I
Mar 04, 2026
Chapter 20 Complete Lecture - Part II
Mar 04, 2026
030426 Chemistry 222 Video Lecture
Mar 04, 2026
030226 Chemistry 222 Video Lecture
Mar 02, 2026
022726 Chemistry 222 Video Lecture
Feb 27, 2026
CH 222: A Video Introduction to the Class Presentations
Feb 25, 2026
022526 Chemistry 222 Video Lecture
Feb 25, 2026
022326 Chemistry 222 Video Lecture
Feb 23, 2026
022026 Chemistry 222 Video Lecture
Feb 20, 2026
Exam II Review Session Complete Lecture
Feb 18, 2026
CH 222: A Video Introduction to Midterm Exam II
Feb 18, 2026
021826 Chemistry 222 Video Lecture
Feb 18, 2026
021626 Chemistry 222 Video Lecture
Feb 16, 2026
021326 Chemistry 222 Video Lecture
Feb 13, 2026
CH 222: A Video Introduction to Chapter Guide Five
Feb 11, 2026
Chapter 11 Screencast - Solutions and Electrolytes
Feb 11, 2026
Chapter 11 Screencast - Solubility and Solutions / Henry's Law
Feb 11, 2026
Chapter 11 Screencast - Colligative Concentration Units
Feb 11, 2026
Chapter 11 Screencast - Raoult's Law
Feb 11, 2026
Chapter 11 Screencast - Boiling Point Elevation and Freezing Point Depression
Feb 11, 2026
Chapter 11 Screencast - Osmotic Pressure
Feb 11, 2026
Chapter 11 Complete Lecture - Part I
Feb 11, 2026
Chapter 11 Complete Lecture - Part II
Feb 11, 2026
021126 Chemistry 222 Video Lecture
Feb 11, 2026
020926 Chemistry 222 Video Lecture
Feb 09, 2026
020626 Chemistry 222 Video Lecture
Feb 06, 2026
CH 222: A Video Introduction to Chapter Guide Four
Feb 04, 2026
Chapter 10 Screencast - Introducing Intermolecular (IM) Forces
Feb 04, 2026
Chapter 10 Screencast - Dipole-dipole and Hydrogen Bonds
Feb 04, 2026
Chapter 10 Screencast - The Induced Dipole Force
Feb 04, 2026
Chapter 10 Screencast - Liquids and Vapor Pressure
Feb 04, 2026
Chapter 10 Screencast - Phase Transitions
Feb 04, 2026
Chapter 10 Screencast - Phase Diagrams
Feb 04, 2026
Chapter 10 Screencast - An Introduction to Solids and Unit Cells
Feb 04, 2026
Chapter 10 Complete Lecture - Part I
Feb 04, 2026
Chapter 10 Complete Lecture - Part II
Feb 04, 2026
020426 Chemistry 222 Video Lecture
Feb 04, 2026
020226 Chemistry 222 Video Lecture
Feb 02, 2026
013026 Chemistry 222 Video Lecture
Jan 30, 2026
CH 222 Exam I Review Session Complete Lecture
Jan 28, 2026
CH 222: A Video Introduction to Midterm Exam I
Jan 28, 2026
012826 Chemistry 222 Video Lecture
Jan 28, 2026
012626 Chemistry 222 Video Lecture
Jan 26, 2026
012326 Chemistry 222 Video Lecture
Jan 23, 2026
CH 222: A Video Introduction to Chapter Guide Three
Jan 21, 2026
Chapter 9 Screencast - An Introduction to Energy
Jan 21, 2026
Chapter 9 Screencast - Units of Energy and Heat
Jan 21, 2026
Chapter 9 Screencast - Heat Capacity and Specific Heat Capacity
Jan 21, 2026
Chapter 9 Screencast - Enthalpy
Jan 21, 2026
Chapter 9 Screencast - Hess's Law
Jan 21, 2026
Chapter 9 Screencast - Using Heats of Formation
Jan 21, 2026
Chapter 9 Screencast - The Strength of Ionic and Covalent Bonds
Jan 21, 2026
Chapter 9 Complete Lecture Part I
Jan 21, 2026
Chapter 9 Complete Lecture Part II
Jan 21, 2026
012126 Chemistry 222 Video Lecture
Jan 21, 2026
011626 Chemistry 222 Video Lecture
Jan 16, 2026
CH 222: A Video Introduction to Chapter Guide Two
Jan 14, 2026
Chapter 8 Screencast - Three States of Matter
Jan 14, 2026
Chapter 8 Screencast - Pressure
Jan 14, 2026
Chapter 8 Screencast - Modeling Gases (Boyle, Charles, etc.)
Jan 14, 2026
Chapter 8 Screencast - The Ideal Gas Law
Jan 14, 2026
Chapter 8 Screencast - Dalton's Law
Jan 14, 2026
Chapter 8 Screencast - Gas Stoichiometry
Jan 14, 2026
Chapter 8 Screencast - Diffusion and Effusion
Jan 14, 2026
Chapter 8 Screencast - Gases and the KMT
Jan 14, 2026
Chapter 8 Complete Lecture - Part I
Jan 14, 2026
Chapter 8 Complete Lecture - Part II
Jan 14, 2026
011426 Chemistry 222 Video Lecture
Jan 14, 2026
011226 Chemistry 222 Video Lecture
Jan 12, 2026
010926 Chemistry 222 Video Lecture
Jan 09, 2026
Chapter 7b Complete Lecture - Part II
Jan 07, 2026
Chapter 7b Complete Lecture - Part I
Jan 07, 2026
Chapter 7b Screencast - Titration, Combustion and Gravimetric Analysis
Jan 07, 2026
Chapter 7b Screencast - Limiting Reactants
Jan 07, 2026
Chapter 7b Screencast - Stoichiometry II
Jan 07, 2026
Chapter 7b Screencast - Stoichiometry I
Jan 07, 2026
010726 Chemistry 222 Video Lecture
Jan 07, 2026
010526 Chemistry 222 Video Lecture
Jan 05, 2026
Getting Started in Chemistry with Dr. Russell! (Winter 2026 Version)
Dec 22, 2025
Finding AC 1303, AC 2501, AC 2507 and AC 2568 (Winter 2026 Version)
Dec 22, 2025
CH 222: A Video Introduction to Chapter Guide One
Dec 22, 2025
Welcome to Chemistry 222!
Dec 22, 2025
CH 221 Final Exam Review - Complete Lecture
Dec 05, 2025
120525 L1 Chemistry 221 Video Lecture
Dec 05, 2025
CH 221 - A Video Introduction to the Final Exams
Dec 04, 2025
120425 L2 Chemistry 221 Video Lecture Part 3
Dec 04, 2025
120425 L2 Chemistry 221 Video Lecture Part 2
Dec 04, 2025
120425 L2 Chemistry 221 Video Lecture Part 1
Dec 04, 2025
120325 L1 Chemistry 221 Video Lecture
Dec 03, 2025
120125 L1 Chemistry 221 Video Lecture
Dec 01, 2025
112425 L1 Chemistry 221 Video Lecture
Nov 24, 2025
112125 L1 Chemistry 221 Video Lecture
Nov 21, 2025
CH 221: A Video Introduction to Chapter Guide Six
Nov 20, 2025
Chapter 6 Screencast - Empirical Formulas
Nov 20, 2025
Chapter 6 Screencast - Molecular Formulas
Nov 20, 2025
Chapter 6 Screencast - Molarity
Nov 20, 2025
Chapter 6 Screencast - Other Concentration Units
Nov 20, 2025
Chapter 6 Complete Lecture
Nov 20, 2025
Chapter 7a Screencast - Balancing Chemical Equations
Nov 20, 2025
Chapter 7a Screencast - Aqueous Solutions and Solubility
Nov 20, 2025
Chapter 7a Screencast - Precipitation Reactions
Nov 20, 2025
Chapter 7a Screencast - Acid Base Reactions
Nov 20, 2025
Chapter 7a Screencast - Gas Forming and Combustion Reactions
Nov 20, 2025
Chapter 7a Screencast - Redox Reactions
Nov 20, 2025
Chapter 7a Complete Lecture - Part I
Nov 20, 2025
Chapter 7a Complete Lecture - Part II
Nov 20, 2025
112025 L2 Chemistry 221 Video Lecture Part 3
Nov 20, 2025
112025 L2 Chemistry 221 Video Lecture Part 2
Nov 20, 2025
112025 L2 Chemistry 221 Video Lecture Part 1
Nov 20, 2025
111925 L1 Chemistry 221 Video Lecture
Nov 19, 2025
111725 L1 Chemistry 221 Video Lecture
Nov 17, 2025
111425 L1 Chemistry 221 Video Lecture
Nov 14, 2025
CH 221 - A Video Introduction to the Class Presentations
Nov 12, 2025
111225 L1 Chemistry 221 Video Lecture
Nov 12, 2025
111025 L1 Chemistry 221 Video Lecture
Nov 10, 2025
110725 L1 Chemistry 221 Video Lecture
Nov 07, 2025
Exam II Review Session Complete Lecture
Nov 07, 2025
CH 221 - A Video Introduction to Midterm Exam II
Nov 06, 2025
110625 L2 Chemistry 221 Video Lecture Part 3
Nov 06, 2025
110625 L2 Chemistry 221 Video Lecture Part 4
Nov 06, 2025
110625 L2 Chemistry 221 Video Lecture Part 2
Nov 06, 2025
110625 L2 Chemistry 221 Video Lecture Part 1
Nov 06, 2025
110525 L1 Chemistry 221 Video Lecture
Nov 05, 2025
110325 L1 Chemistry 221 Video Lecture
Nov 03, 2025
103125 L1 Chemistry 221 Video Lecture
Oct 31, 2025
CH 221: A Video Introduction to Chapter Guide Five
Oct 30, 2025
Chapter 5 Screencast - Valence Bond and Molecular Orbital Theory
Oct 30, 2025
Chapter 5 Screencast - Valence Bond Theory (BF3)
Oct 30, 2025
Chapter 5 Screencast - Valence Bond Theory (CH4)
Oct 30, 2025
Chapter 5 Screencast - Multiple Bonds in VB Theory
Oct 30, 2025
Chapter 5 Screencast - An Introduction to Molecular Orbital Theory
Oct 30, 2025
Chapter 5 Screencast - MO Diagrams and Bond Order
Oct 30, 2025
Chapter 5 Screencast - More MO Diagrams (pi bonds)
Oct 30, 2025
Chapter 5 Screencast - Paramagnetism and Ions in MO Theory
Oct 30, 2025
Chapter 5 Complete Lecture - Part I of 2
Oct 30, 2025
Chapter 5 Complete Lecture - Part 2 of 2
Oct 30, 2025
103025 L2 Chemistry 221 Video Lecture Part 3
Oct 30, 2025
103025 L2 Chemistry 221 Video Lecture Part 2
Oct 30, 2025
103025 L2 Chemistry 221 Video Lecture Part 1
Oct 30, 2025
102925 L1 Chemistry 221 Video Lecture
Oct 29, 2025
102725 L1 Chemistry 221 Video Lecture
Oct 27, 2025
102425 L1 Chemistry 221 Video Lecture
Oct 24, 2025
102325 L2 Chemistry 221 Video Lecture Part 3
Oct 23, 2025
102325 L2 Chemistry 221 Video Lecture Part 2
Oct 23, 2025
102325 L2 Chemistry 221 Video Lecture Part 1
Oct 23, 2025
102225 L1 Chemistry 221 Video Lecture
Oct 22, 2025
102025 L1 Chemistry 221 Video Lecture
Oct 20, 2025
101725 L1 Chemistry 221 Video Lecture
Oct 17, 2025
Exam I Review Session Complete Lecture
Oct 16, 2025
CH 221 - A Video Introduction to Midterm Exam I
Oct 16, 2025
101625 L2 Chemistry 221 Video Lecture Part 3
Oct 16, 2025
101625 L2 Chemistry 221 Video Lecture Part 2
Oct 16, 2025
101625 L2 Chemistry 221 Video Lecture Part 1
Oct 16, 2025
101525 L1 Chemistry 221 Video Lecture
Oct 15, 2025
101325 L1 Chemistry 221 Video Lecture
Oct 13, 2025
101025 L1 Chemistry 221 Video Lecture
Oct 10, 2025
CH 221: A Video Introduction to Chapter Guide Three
Oct 09, 2025
Chapter 3 Screencast - Waves and Frequencies for Electromagnetic Radiation
Oct 09, 2025
Chapter 3 Screencast - Planck's Constant
Oct 09, 2025
Chapter 3 Screencast - Photoelectric Effect / nm to kJ Conversions
Oct 09, 2025
Chapter 3 Screencast - The Bohr Model
Oct 09, 2025
Chapter 3 Screencast - de Broglie and Heisenberg
Oct 09, 2025
Chapter 3 Screencast - Schrodinger and the Four Quantum Numbers
Oct 09, 2025
Chapter 3 Screencast - nl Notation, Orbital Shapes and Nodes
Oct 09, 2025
Chapter 3 Screencast - The Pauli Exclusion Principle / n+l Rule
Oct 09, 2025
Chapter 3 Screencast - Atomic Electron Configurations
Oct 09, 2025
Chapter 3 Screencast - Periodic Trends
Oct 09, 2025
Chapter 3 Screencast - Naming Ionic Compounds / Polyatomic Ions
Oct 09, 2025
Chapter 3 Screencast - Covalent Compounds, Acids, Bases, Hydrates
Oct 09, 2025
Chapter 3 Complete Lecture Part I
Oct 09, 2025
Chapter 3 Complete Lecture Part II
Oct 09, 2025
100925 L2 Chemistry 221 Video Lecture Part 4
Oct 09, 2025
100925 L2 Chemistry 221 Video Lecture Part 3
Oct 09, 2025
100925 L2 Chemistry 221 Video Lecture Part 2
Oct 09, 2025
100925 L2 Chemistry 221 Video Lecture Part 1
Oct 09, 2025
100825 L1 Chemistry 221 Video Lecture
Oct 08, 2025
100625 L1 Chemistry 221 Video Lecture
Oct 06, 2025
CH 221: An Video Introduction to Chapter Guide Two
Oct 04, 2025
Chapter 2 Screencast - Democritius and Dalton
Oct 04, 2025
Chapter 2 Screencast - The Modern Atom
Oct 04, 2025
Chapter 2 Screencast - Atomic Number and Isotopes
Oct 04, 2025
Chapter 2 Screencast - Atomic Mass
Oct 04, 2025
Chapter 2 Screencast - Chemical Formulas, the 7 Diatomics, Allotropes
Oct 04, 2025
Chapter 2 Screencast - Empirical Formulas and Isomers
Oct 04, 2025
Chapter 2 Screencast - The Mole and Molar Mass
Oct 04, 2025
Chapter 2 Complete Lecture Part I
Oct 04, 2025
Chapter 2 Complete Lecture Part II
Oct 04, 2025
100325 L1 Chemistry 221 Video Lecture
Oct 03, 2025
100225 L2 Chemistry 221 Video Lecture Part 4
Oct 02, 2025
100225 L2 Chemistry 221 Video Lecture Part 3
Oct 02, 2025
100225 L2 Chemistry 221 Video Lecture Part 2
Oct 02, 2025
100225 L2 Chemistry 221 Video Lecture Part 1
Oct 02, 2025
100125 L1 Chemistry 221 Video Lecture
Oct 01, 2025
092925 L1 Chemistry 221 Video Lecture
Sep 29, 2025
092625 L1 Chemistry 221 Video Lecture
Sep 26, 2025
092525 L2 Chemistry 221 Video Lecture Part 3
Sep 25, 2025
092525 L2 Chemistry 221 Video Lecture Part 2
Sep 25, 2025
092525 L2 Chemistry 221 Video Lecture Part 1
Sep 25, 2025
092425 L1 Chemistry 221 Video Lecture
Sep 24, 2025
092225 L1 Chemistry 221 Video Lecture
Sep 22, 2025
Welcome to Chemistry 221!
Jul 23, 2025
Chapter 1 Complete Lecture Part II
Jul 23, 2025
Chapter 1 Complete Lecture Part I
Jul 23, 2025
Chapter 1 Screencast - Sig Figs and Calculations / Scientific Notation
Jul 23, 2025
Chapter 1 Screencast - Significant Figures (Sig figs)
Jul 23, 2025
Chapter 1 Screencast - Precision and Accuracy
Jul 23, 2025
Chapter 1 Screencast - Density
Jul 23, 2025
Chapter 1 Screencast - Temperature and Volume
Jul 23, 2025
Chapter 1 Screencast - Measurements, Metrics, Length, Mass, Time
Jul 23, 2025
Chapter 1 Screencast - What is Chemistry?
Jul 23, 2025
Chapter 1 Screencast - Domains of Chemistry
Jul 23, 2025
Chapter 1 Screencast - Phases, Mass and Weight
Jul 23, 2025
Chapter 1 Screencast - Mixtures, Elements and Compounds
Jul 23, 2025
Chapter 1 Screencast - The Periodic Table
Jul 23, 2025
CH 221: A Video Introduction to Chapter Guide One
Jul 23, 2025