University:
Eastern Kentucky University
Course:
CHE 111 | General Chemistry
Academic year:

2021
Views:

257

Pages:

2
Author:

Edgar Rowe

CLASS COPY Stoichiometry: Mole-Mole Problems 1. N2 + 3H2 → 2NH3 How many moles of hydrogen, H2, are needed to react with 2.0 moles of nitrogen, N2? 2. 2KClO3 → 2KCl + 3O2 How many moles of oxygen are produced by the decomposition of 6.0 moles of potassium chlorate, KClO3? CLASS COPY Stoichiometry: Mole-Mole Problems 1. N2 + 3H2 → 2NH3 How many moles of hydrogen, H2, are needed to react with 2.0 moles of nitrogen, N2? 2. 2KClO3 → 2KCl + 3O2 How many moles of oxygen are produced by the decomposition of 6.0 moles of potassium chlorate, KClO3? 3. Zn + 2HCl → ZnCl2 + H2 How many moles of hydrogen are produced from the reaction of 3.0 moles of zinc? 3. Zn + 2HCl → ZnCl2 + H2 How many moles of hydrogen are produced from the reaction of 3.0 moles of zinc? 4. C3H8 + 3O2 → 3CO2 + 4H2 4. C3H8 + 3O2 → 3CO2 + 4H2 How many moles of oxygen are necessary to react completely with 4.0 moles of propane (C3H8)? 5. K3PO4 + Al(NO3)3 → 3KNO3 + AlPO4 How many moles of potassium nitrate are produced when 2.5 moles of potassium phosphate react? How many moles of oxygen are necessary to react completely with 4.0 moles of propane (C3H8)? 5. K3PO4 + Al(NO3)3 → 3KNO3 + AlPO4 How many moles of potassium nitrate are produced when 2.5 moles of potassium phosphate react? Answer Key Stoichiometry: Mole-Mole Problems 5. K3PO4 + Al(NO3)3 → 3KNO3 + AlPO4 1. N2 + 3H2 → 2NH3 How many moles of hydrogen are needed to completely react with 2.0 moles of nitrogen? 6.0 moles of hydrogen 2. 2KClO3 → 2KCl + 3O2 How many moles of oxygen are produced by the decomposition of 6.0 moles of potassium chlorate? 9.0 moles of oxygen 3. Zn + 2HCl → ZnCl2 + H2 How many moles of hydrogen are produced from the reaction of 3.0 moles of zinc with an excess of hydrochloric acid? 3.0 moles of hydrogen 4. C3H8 + 3O2 → 3CO2 + 4H2 How many moles of oxygen are necessary to react completely with 4.0 moles of propane (C3H8)? 12 moles of oxygen How many moles of potassium nitrate are produced when 2.5 moles of potassium phosphate react? 7.5 moles of potassium nitrate