Объяснение:
M(WO3) = 184 + 3*16 = 232 г/моль
W(W) = 184/232 = 0.79 = 79%
W(O) = (3*16)/232 = 0.21 = 21%
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Объяснение:
M(WO3) = 184 + 3*16 = 232 г/моль
W(W) = 184/232 = 0.79 = 79%
W(O) = (3*16)/232 = 0.21 = 21%