1. Stoichiometry Practice

2. 2 C4H O2  8 CO H2O
Mole Ratios?

3. On a standard traffic light, is the green on the top or bottom?

4. 2 KClO3  2 KCl + 3 O2
How many moles of O2 can be made from 12 moles of KClO3?

5. In which hand is the Statue of Liberty's torch?

6. 2K + Cl2  2 KCl How many grams of KCl is made from 2.5 g of K?
How many grams of KCl is made from 1 g of Cl2?

7. Which way does a "no smoking" sign's slash run

8. 8 FE + S8  8 FeS
How much iron is needed to react with 16 grams of sulfur? How many grams of FeS are made from 16 grams of sulfur?

9. Sleepy, Happy, Sneezy, Grumpy, Dopey, Doc. Who's missing?

10. The average human requires 120 g of glucose each day
The average human requires 120 g of glucose each day. The photosynthesis reaction provides glucose from carbon dioxide: 6Co2 + 6H2O  C6H12O6 + 6O2
How many grams of carbon dioxide are needed to provide one human with the daily glucose requirement? What about to fuel our whole class?

11. Whose face is on a dime?

12. 4 NH3 + 5 O2  4 NO + 6 H2O
When 1.2 moles of ammonia reacts, what is the total number of moles of the products (both the NO and the H2O)