Question

When 11.0 g of calcium metal is reacted with water, 5.00 g of calcium hydroxide is produced. Using the following balanced equation, calculate the percent yield for the reaction?
Ca(s) + 2 H2O(l) -> Ca(OH)2(aq) + H2(g)
A) 12.3%
B) 24.6%
C) 45.5%
D) 84.0%

Answer

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