n(CH4)=V/Vm=6.72/22.4=0.3 моль
m(CH4)=n*M=0.3*16=4.8 г.
Ответ: 4.8 г
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n(CH4)=V/Vm=6.72/22.4=0.3 моль
m(CH4)=n*M=0.3*16=4.8 г.
Ответ: 4.8 г