Ответ:
W(Fe) = 77.7 %
W(o) = 22.2 %
Объяснение:
Mr(FeO) = 56 + 16 = 72
W(Fe) = 56/72 * 100 = 77.7 %
W(o) = 16/72 * 100 = 22.2 %
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Ответ:
W(Fe) = 77.7 %
W(o) = 22.2 %
Объяснение:
Mr(FeO) = 56 + 16 = 72
W(Fe) = 56/72 * 100 = 77.7 %
W(o) = 16/72 * 100 = 22.2 %