1. CALCULATIONS USING THE MOLE (COMPOUNDS)
UNIT #6 STOICHIOMETRY

2. Introduction
1.00 moles of CH4 (6.022x1023 molecules of CH4) has a mass of?

4. Example Problems 45.5 grams of ammonia is how many moles of ammonia?
1.21 x 1024 formula units of sodium chloride has a mass of?
36.4 grams of phosphorus pentachloride is how many molecules?

8. More Complex Problems
152 grams of carbon dioxide contains how many atoms of oxygen?

9. More Complex Problems
A sample of calcium phosphate has 3.54x1024 atoms of oxygen. What is the mass of the sample?