Wiki Page, CHEM 109 General Chemistry I 41650: Lecture 5 Materials (9/2/20)

Wiki Page
2020-09-01T15:16:31-07:00

In this asynchronous lecture we will be exploring:

The last concepts from Chapter 1 that we didn't get to on Monday

Discoveries that led to understanding the atom

What isotopes are

How average mass is calculated

Materials used in this lecture:

Chapter 1 Slides (Slides 47-53)
Chapter 2 Slides (Slides 1-17)
Apply What You're Viewing Practice Problems
Lecture 5 (9/2/20) Attendance/Comprehension Quiz

I made a short video showing you how to access the simulated labs. You all should have received a personal access code via email from me. Please register and enroll in our lab course ASAP!

Lecture 5 Videos:

Accuracy, Precision, and the Related Calculations (the last of chapter 1):

Introduction to Chapter 2:

Experiments that led to our current understanding of the atom:

Now is a great time to do practice problem 1 .

Atomic Mass Units and Isotopes:

Try practice problems 2 and 3 now.