Tuesday, January 28

Sections 1, 2, 3 & 6: Write out the balanced chemical equations (part A) for all questions on the Stoichiometry WS #1. Also answer 3a & b (use your solubility chart) DO NOT do any other step!!

Section 7: Answer the following questions on a piece of loose-leaf paper:

1)        How many molecules are there in 0.655 moles of C6 H14?

2)        How many moles are there in 2.35 x 1024 molecules of water?

3)        How many grams does 5.60 x 1022 molecules of SiO2 weigh?

4)        How many molecules are there in 21.6 grams of CH4?