Ответ:
M(Mg3N2) = 72 + 28 = 100
w(Mg) = 72:100 * 100% = 72%
w(N) = 28:100 * 100% = 28%
Объяснение:
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Ответ:
M(Mg3N2) = 72 + 28 = 100
w(Mg) = 72:100 * 100% = 72%
w(N) = 28:100 * 100% = 28%
Объяснение: