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? asked in Science & MathematicsChemistry · 2 months ago

Chemistry: stoichiometry?

Calculate the percent composition of each element in the compound Mg3N2.

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  • 2 months ago
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    Mg3N2 = 100.9284 g/mol

     N2 = 28.01344 g/mol

    (28.01344 g/mol) / (100.9284 g/mol) = 0.2775576 = 27.75576% N by mass

    100% total - 27.75576% N = 72.24424% Mg by mass

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