1. The Stoichiometry Game!
Can you solve these stoichiometry problems?

2. Question 1
Based on the following equation, how many moles of Zn3(PO4)2 are produced with 5.9 moles of Zn(OH)2 are reacted with H3PO4?
___Zn(OH)2 + ___H3PO4  ___Zn3(PO4)2 + ___H2O
2.0 mols Zn3(PO4)2

3. Question 2
Based on the following equation, how many moles of H2O are produced with 5.9 moles of Zn(OH)2 are reacted with H3PO4?
___Zn(OH)2 + ___H3PO4  ___Zn3(PO4)2 + ___H2O
12 mols H2O

4. Question 3
How many grams of hydrogen are produced when 5.9 moles of aluminum reactions with excess hydrochloric acid?
___Al + ___HCl ___AlCl3 + ___H2
18 grams H2

5. Question 4
How many grams of calcium hydroxide will be needed to completely reaction with 29.5 g of sodium phosphate?
___Ca(OH)2 + ___Na3PO4 ___Ca3(PO4)2+ ___NaOH
20.0 g Ca(OH)2

6. Question 5
How many grams of silver (I) chloride can be produced from the reaction of 59.4 g of silver (I) nitrate with excess sodium chloride?
___AgNO3 + ___NaCl ___AgCl+ ___NaNO3
50.1 g AgCl

7. Question 6
How many grams of oxygen are required for the complete combustion of 47.2 g of butane, C4H10?
___C4H10 + ___O2 ___CO2+ ___H2O
169 g O2

8. Question 7
Based on the following equation, what would be the minimum mass of carbon monoxide used if you need to produce 18.7 g of iron?
___Fe2O3 + ___CO ___Fe+ ___CO2
14.1 g CO

9. Question 8
Sodium nitrate decomposes to give sodium nitrite and oxygen. If g of sodium nitrate decomposed how many grams of sodium nitrite is produced?
___NaNO3  ___NaNO2+ ___O2
20.3 g NaNO2

10. Question 9
Sodium nitrate decomposes to give sodium nitrite and oxygen. If g of sodium nitrate decomposed how many grams of oxygen is produced?
___NaNO3  ___NaNO2+ ___O2
4.71 g O2

11. Question 10
How many grams of HCl can be produced if 7.25 g of Cl2 is reacted with excess H2?
___H2 + ___Cl2  ___HCl
7.46 g HCl