Ответ:
(н.у)
m=n*M
M = 12+ 4= 16
n =v/v(m) = 67.2/22.4= 3 моль
m = 3*16 = 48г
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Ответ:
(н.у)
m=n*M
M = 12+ 4= 16
n =v/v(m) = 67.2/22.4= 3 моль
m = 3*16 = 48г