2CH3CH2OH + O2 = 2CH3CHO + 2H2O
n(C2H5OH) = m(C2H5OH)/M(C2H5OH) = 9.2/46 = 0.2 моль
n(C2H5OH) = n(CH3CHO) = 0.2 моль
m(CH3CHO) = n(CH3CHO)*M(CH3CHO) = 0.2*44 = 8.8 г
2CH3CH2OH + O2 = 2CH3CHO + 2H2O
n(C2H5OH) = m(C2H5OH)/M(C2H5OH) = 9.2/46 = 0.2 моль
n(C2H5OH) = n(CH3CHO) = 0.2 моль
m(CH3CHO) = n(CH3CHO)*M(CH3CHO) = 0.2*44 = 8.8 г