A screencast from Chapter 4 in CH 221 that looks at more reaction types: acid/base, gas-forming and combustion reactions. https://mhchem.org/221/classroom/zAudio/Ch05ABGFCombRxn.mp4

A screencast from Chapter 3 in CH 221 which examines acids and bases in greater detail. https://mhchem.org/221/classroom/zAudio/Ch05AcidsBases.mp4

A screencast from Chapter 2 Part 1 in CH 221 which examines the periodic table, the most important cheat cheat ever created! *smiles* :) https://mhchem.org/221/classroom/zAudio/Ch02PeriodicTable.mp4

A screencast from Chapter 2 Part 1 in CH 221 which introduces the mole, the important counting number for chemists. https://mhchem.org/221/classroom/zAudio/Ch02TheMole.mp4

This is the video introduction to Chapter Guide Lesson Two (which covers the first portion of Chapter Two in our textbook) for Chemistry 221. https://mhchem.org/221/classroom/zAudio/CH221CG02.mp4

Chemistry 221 Video Lecture from September 30, 2019 covering material from Chapter 1 AND Chapter 2 Part I of our textbook including significant figures, early models of the atom, Democritus, and more.

Chemistry 221 Video Lecture from September 27, 2019 covering material from Chapter 1 of our textbook including temperature scales, precision and accuracy, significant figures, and more.

Chemistry 221 Video Lecture from September 25, 2019 covering material from Chapter 1 of our textbook including the metric scale, density, states of matter, and more.

Chemistry 221 Video Lecture from September 23, 2019 covering material from Chapter 1 of our textbook including what is chemistry, the branches of chemistry, elements and compounds, and more.

Chemistry 223 Video Lecture from June 7, 2019 covering Day 2 of an Exam Review for the upcoming Lecture Final. Note we will not be taking the ACS Final, but the material is still helpful to our class for our final exam.