Ответ:
Объяснение:
Mr(CuSO4) = Mr(Cu) + Mr(S) + 4 * Mr(O) = 64 + 32 + 64 = 160
Mr(H2O) = 1 + 1 + 16 = 18
mr(CuSO4 * 5H2O) = Mr(CuSO4) + 5 * Mr(H2O) = 160 + 5 * 18 = 250
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Ответ:
Объяснение:
Mr(CuSO4) = Mr(Cu) + Mr(S) + 4 * Mr(O) = 64 + 32 + 64 = 160
Mr(H2O) = 1 + 1 + 16 = 18
mr(CuSO4 * 5H2O) = Mr(CuSO4) + 5 * Mr(H2O) = 160 + 5 * 18 = 250