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    Chemistry The Central Science Study Set 2
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    Exam 3: Chemical Reactions and Reaction Stoichiometry
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    A 382-G Sample of Magnesium Nitride Is Reacted with 7
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A 382-G Sample of Magnesium Nitride Is Reacted with 7

Question 53

Question 53

Multiple Choice

A 3.82-g sample of magnesium nitride is reacted with 7.73 g of water: Mg3N2 + 3H2O → 2NH3 + 3MgO
The yield of MgO is 3.60 g.What is the percent yield in the reaction?


A) 94.5
B) 78.7
C) 46.6
D) 49.4
E) 20.8

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