Here are 5 Practice Problems, write down your answers and refer to the Answer Key for Using Limiting Reagents.

1) For the balanced equation shown below, if 64.7 grams of C2H4O were reacted with 59.2 grams of O2, how many grams of CO2 would be produced?

2C2H4O+5O2=>4CO2+4H2O

2) For the balanced equation shown below, if 91.2 grams of C6H5Cl were reacted with 66.7 grams of O2, how many grams of H2O would be produced?

C6H5Cl+4O2=>6CO+2H2O+HCl

3) For the balanced equation shown below, if 39.9 grams of CH3Cl were reacted with 85.4 grams of O2, how many grams of Cl2 would be produced?

4CH3Cl+7O2=>4CO2+6H2O+2Cl2

4) For the balanced equation shown below, if 31.0 grams of PCl5 were reacted with 16.2 grams of H2O, how many grams of H3PO4 would be produced?

PCl5+4H2O=>H3PO4+5HCl

5) For the balanced equation shown below, if 38.4 grams of C6H12O2 were reacted with 165 grams of O2, how many grams of H2O would be produced?

C6H12O2+8O2=>6CO2+6H2O