Answer to Question #121891 in General Chemistry for Sarah

General Chemistry

Question #121891

In a particular experiment, a 12.2 g sample of N2 reacts completely. The mass of Mg3N2 produced is.

Expert's answer

3Mg+N2=Mg3N2

"n(N2)=\\frac{m}{M}=\\frac{12.2}{28.014}=0.43"

N2 in shortage

n(Mg3N2)=0.43

"m=M\\times M=0.43\\times100.9290=43.40"

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