急.CH3CH2CH3,CH3(CH2)3CH3,急.CH3CH2CH3,CH3(CH2)3CH3,CH3CH(CH3)2的沸点大小排序

问题描述:

急.CH3CH2CH3,CH3(CH2)3CH3,
急.CH3CH2CH3,CH3(CH2)3CH3,CH3CH(CH3)2的沸点大小排序