Greetings to the Fall 2023 Chemistry 221 class!  This is a personal message from your instructor, Dr. Michael Russell.... welcome to this exciting term, and let me know if you have any questions!

A Video Welcome to the Fall 2023 Chemistry 221 Class!

This the Complete Lecture for Chapter 1.  This episode is part 2 of 2 episodes.

Chapter 1 Complete Lecture Part II

This the Complete Lecture for Chapter 1.  This episode is part 1 of 2 episodes.

Chapter 1 Complete Lecture Part I

A screencast from Chapter 1 in CH 221 which examines the two most important concepts from Chapter One: significant figures and scientific notation.

Chapter 1 Screencast - Significant Figures and Scientific Notation

A screencast from Chapter 1 in CH 221 which looks at precision, accuracy, parts per thousand, and more.

Chapter 1 Screencast - Precision and Accuracy

A screencast from Chapter 1 in CH 221 which looks at the three temperature scales used by chemists frequently.

Chapter 1 Screencast - Temperature

A screencast from Chapter 1 in CH 221 that provides an overview of density, a useful physical property often utilized by chemists.

Chapter 1 Screencast - Density

A screencast from Chapter 1 in CH 221 which discusses the States of Matter commonly found on the Earth.

Chapter 1 Screencast - States of Matter

A screencast from Chapter 1 in CH 221 which introduces the field of chemistry.

Chapter 1 Screencast - An Introduction to Chemistry

This is the video introduction to Chapter Guide Lesson One (which covers Chapter One in our textbook) for Chemistry 221.

CH 221: A Video Introduction to Chapter Guide One

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

This is the audio introduction to Chapter Guide Lesson One (which covers Chapter One in our textbook) for Chemistry 221.

CH 221: An Audio Introduction to Chapter Guide One

Dr. Russell is an incredibly good teacher. His simulations and illustrations are so much superior to illustrations and writing and drawing on a chalkboard. It is obvious that he puts extraordinary time and effort into preparation. I hope his other students appreciate it as much as I do.

The Best Teacher and the Best Organized Teacher on the internet

The material helps keep the class in perspective and I can view it anytime I want, good stuff

Helpful to class

MhChem Chemistry with Dr. Michael Russell

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