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Stoichiometry_1_wksht

# Stoichiometry_1_wksht - 1 Given the following equation...

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Stoichiometry Problems #1 Balance the following equations and then solve the related problems: 1) Given the following equation: ___ Ca(OH) 2 + ___ H 2 SO 4 ___ H 2 O + ___ CaSO 4 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: ___ Pb 3 (PO 4 ) 4 + ___ Ba(NO 3 ) 2 ___ Pb(NO 3 ) 4 + ___ Ba 3 (PO 4 ) 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?

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Everett Community College does not discriminate on the basis of race, religion, creed, color, national origin, age, sex, marital status, disability, or veteran status. Stoichiometry Problems #1 - Solutions Balance the following equations and then solve the related problems:
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Unformatted text preview: 1) Given the following equation: Ca(OH) 2 + H 2 SO 4 2 H 2 O + CaSO 4 How many grams of calcium sulfate will be formed if 130 grams of calcium hydroxide reacts with an excess of sulfuric acid? 130 g Ca(OH) 2 x 1 mole Ca(OH) 2 x 1 mole CaSO 4 x 136g CaSO 4 = 240 g CaSO 4 74 g Ca(OH) 2 1 mole Ca(OH) 2 1 mole CaSO 4 2) Given the following equation: Pb 3 (PO 4 ) 4 + 6 Ba(NO 3 ) 2 3 Pb(NO 3 ) 4 + 2 Ba 3 (PO 4 ) 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? 325 g Ba 3 (PO 4 ) 2 x 1 mole Ba 3 (PO 4 ) 2 x 6 moles Ba(NO 3 ) 2 x 261 g Ba(NO 3 ) 2 = 602 g Ba 3 (PO 4 ) 2 2 moles Ba 3 (PO 4 ) 2 6 moles Ba(NO 3 ) 2 423 g Ba(NO 3 ) 2...
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