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能一次鉴别CH3COOH、CH3CH2OH、苯、溴苯4种物质的试剂是
人气:340 ℃ 时间:2020-02-06 05:04:38
解答
碳酸钠溶液
甲酸中产出气泡
乙醇互溶,
苯分层,苯在上,水层在下
溴苯分层,水层在上,溴苯在下
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