74.55 г
Объяснение:
Mg + 2CH3COOH = (CH3COO)2Mg + H2
n(Mg) = n((CH3COO)2Mg) = m(Mg)/M(Mg) = 12,6/24 моль = 0.525 моль
m((CH3COO)2Mg) = n((CH3COO)2Mg)*M((CH3COO)2Mg) = 0.525 * (24 + 2*(12 + 3 + 12 + 16 + 16)) г = 74.55 г
74.55 г
Объяснение:
Mg + 2CH3COOH = (CH3COO)2Mg + H2
n(Mg) = n((CH3COO)2Mg) = m(Mg)/M(Mg) = 12,6/24 моль = 0.525 моль
m((CH3COO)2Mg) = n((CH3COO)2Mg)*M((CH3COO)2Mg) = 0.525 * (24 + 2*(12 + 3 + 12 + 16 + 16)) г = 74.55 г