Ответ:
M(Ca(OH)2) = Ar(Ca) + (Ar(O) *+ Ar(H)) * 2 = 40 + (16+1)*2 = 74 g/mol
Объяснение:
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Ответ:
M(Ca(OH)2) = Ar(Ca) + (Ar(O) *+ Ar(H)) * 2 = 40 + (16+1)*2 = 74 g/mol
Объяснение: