Stoichiometry Worksheet 1 | Everett Community College - Edubirdie

University:
Everett Community College
Course:
CHEM 161 | General Chemistry I with Lab
Academic year:

2012
Views:

81

Pages:

2
Author:

foltmedrcwq

Stoichiometry Worksheet 1 W 321 Balance the following equations and then solve the related problems: 1) Given the following equation: ___ Ca(OH) 2 + ___ H2SO4  ___ H2O + ___ CaSO4 How many grams of calcium sulfate will be formed if 130 grams of calcium hydroxide reacts with an excess of sulfuric acid? 2) Given the following equation: ___ Pb3(PO4)4 + ___ Ba(NO3)2  ___ Pb(NO3)4 + ___ Ba3(PO4)2 How many grams of barium nitrate will be needed to make 325 grams of barium phosphate, assuming that you have an excess of lead (IV) phosphate? Solutions 1) Given the following equation: Ca(OH) 2 + H2SO4  2 H2O + CaSO4 How many grams of calcium sulfate will be formed if 130 grams of calcium hydroxide reacts with an excess of sulfuric acid? 240 g CaSO4 2) Given the following equation: Pb3(PO4)4 + 6 Ba(NO3)2  3 Pb(NO3)4 + 2 Ba3(PO4)2 How many grams of barium nitrate will be needed to make 325 grams of barium phosphate, assuming that you have an excess of lead (IV) phosphate? 423 g Ba3(PO4)2

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