Before beginning Chemistry 30, please review your Chemistry 20 concepts. The topics listed below are the ones you will need to know for success in Chemistry 30.

Click on the topic links under "Read" to download the content review. Then, click on the REVIEW EXERCISE link under "Complete" to answer the questions. Each topic builds on the next so it is best if you work through these in order. Let me know anytime if you have any questions.

  1. SI System and Significant Digits 


 Read:
 1) Review of the SI Unit of Measurement
 2) Significant Digits Overview
 3) Guideline for Significant Digits
 Complete:
 REVIEW EXERCISE 1
 Review Exercise 1 - Answers

  2. Dimensional Analysis


 Read:
 4) Dimensional Analysis
  Complete:
 REVIEW EXERCISE 2
 Review Exercise 2 - Answers
 

  3. Atomic Theory - A Little History


  Read:
 5) Atomic Theory
  Complete:
 REVIEW EXERCISE 3
 Review Exercise 3 - Answers

  4. Chemical Nomenclature


  Read:
 6) Chemical Nomenclature
  Complete:
 REVIEW EXERCISE 4
 Review Exercise 4 - Answers

   5. Ternary Compounds


  Read:
 7) Naming Ternary Compounds
  Complete:
 REVIEW EXERCISE 5
 Review Exercise 5 - Answers

  6. Chemical Equations


  Read:
 8) Chemical Equations
  Complete:
 REVIEW EXERCISE 6
 Review Exercise 6 - Answers

   7.  The Mole


  Read:
  9) The Concept of the Mole
  Complete:
 REVIEW EXERCISE 7
 Review Exercise 7 - Answers
  

  8. Stoichiometry


 Read:
 10) Stoichiometry Part I
 11) Stoichiometry Part II
  Complete:
 REVIEW EXERCISE 8
 Review Exercise 8 - Answers

Now that you have completed the Chemistry 20 Review, you are ready to start Chemistry 30! Click Next to read over any important News Items then you can begin Unit A.