Дано: n(O2)= 3моль
Решение : m=nM
M(O2)= 16×2= 32
m= 3× 32 = 96г
V= n×Vm Vm=22,4л
V= 3× 22,4= 67,2л
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Дано: n(O2)= 3моль
Решение : m=nM
M(O2)= 16×2= 32
m= 3× 32 = 96г
V= n×Vm Vm=22,4л
V= 3× 22,4= 67,2л