CHE 105

East Georgia College

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CHE 105 Stoichiometry Answer Key
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3

maart 2022

2021/2022

A+
1. Write the equation that expresses in acceptable chemical shorthand the following statement: “Iron can be made to react with molecular oxygen (O2) to give iron oxide with the formula Fe2O3” 4Fe + 3O2  2Fe2O3 2. Balance the following reactions: a. Ca(OH)2 + 2HCl CaCl2 + 2H2O b. 2AgNO3 + CaCl2  Ca(NO3)2 + 2AgCl c. 2Fe2O3 + 3C  4Fe + 3CO3 d. 2NaHCO3 + H2SO4 Na2SO4 + 2H2O + 2CO2 e. 2C4H10 + 13O2  8CO2 + 10H2O f. Mg(OH)2 + 2HBr  MgBr2 + 2H2O g. Al2O3 ...
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