摘要:2.下列物质的沸点由高到低排列的顺序是 ① CH3(CH2)2CH3 ② CH3(CH2)3CH3 ③ (CH3)3CH ④ (CH3)2CHCH2CH3 ⑤ (CH3CH2)2CHCl A.⑤②④①③ B.④②⑤①③ C.⑤④②①③ D.②④⑤③①

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