0,05
CnH2n+2O + O2 -> nCO2 +n+1 H2O
n(CO2)=1,12/22,4=0,05моль;
n(CnH2n+2O)=0,05/n моль
M(CnH2n+2O)=1/(0,05/n)
12n+2n+2+16=1/(0,05/n)
14n+18=1/(0,05/n)
14n+18=20n
6n=18
n=3;
ответ:C3H8O
0,05
CnH2n+2O + O2 -> nCO2 +n+1 H2O
n(CO2)=1,12/22,4=0,05моль;
n(CnH2n+2O)=0,05/n моль
M(CnH2n+2O)=1/(0,05/n)
12n+2n+2+16=1/(0,05/n)
14n+18=1/(0,05/n)
14n+18=20n
6n=18
n=3;
ответ:C3H8O