Thursday, October 30, 2008

Unit 3 Test Study Guide Activity

Tomorrow's test will cover the standards listed on the Unit 3 - Study Guide.

Each group will need to do the following:
  • Come up with a consensus summary of the notes, activities and worksheets from your HW.
  • Come up with three multiple choice questions.
  • Solutions to multiple choice questions need to be emailed to Mr. Tran. Make sure you sign your group's name and period number and list the answers in the right order.
The best 2 multiple choice questions from each class will appear on tomorrow's test!

Monday, October 20, 2008

Selected Answers to Atomic Structure WS


Atomic Number: 1
Atomic Mass: 1.0079
Mass Number: 1
Protons: 1
Neutrons: 0
Electrons: 0


Atomic Number: 47
Atomic Mass: 107.868
Mass Number: 108
Protons: 47
Neutrons: 61
Electrons: 46

Wednesday, October 15, 2008

Reading on Atomic Theory

Take a look at this reading to help you with tonight's HW:

Friday, October 3, 2008

Answer to Selected Density WS II Questions

3. 7.68 g/cc

5. 3.17 g/ml

7. 0.0081 g/cc; yes it will float.

The First 20 Elements

Follow this link to research the chemical and physical properties of the first 20 elements of the periodic table.