Practice some actual yield and percentage problems below.
1. For the balanced equation shown below, if the reaction of 40.8 grams of C6H6O3 produces a 39.0% yield, how many grams of H2O would be produced ?
C6H6O3+6O2=>6CO2+3H2O
2. For the balanced equation shown below, if the reaction of 20.7 grams of CaCO3 produces 6.81 grams of CaO, what is the percent yield?
CaCO3=>CaO+CO2
3. For the balanced equation shown below, if the reaction of 91.3 grams of C3H6 produces a 81.3% yield, how many grams of CO2would be produced?
2C3H6+9O2=>6CO2+6H2O
4. For the balanced equation shown below, if the reaction of 0.112 grams of H2 produces 0.745 grams of H2O, what is the percent yield?
Fe3O4+4H2=>3Fe+4H2O
5. For the balanced equation shown below, if the reaction of 77.0 grams of CaCN2 produces 27.1 grams of NH3, what is the percent yield?
CaCN2+3H2O=>CaCO3+2NH3
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