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4) определите массу 0,5 моль гидроксида магния .

Ответ:

Velichkovskaya

19.08.2020 09:19

M=M*n
M(Mg(OH)2)=58 г/моль
m(Mg(OH)2)= 58 г/моль * 0,5 моль = 29 г

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