试题与答案

下列各组混合物中不能够使用分液漏斗分离的是 A．乙醇和乙酸 B．汽油和柴油 C．

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题型：选择题

题目：

下列各组混合物中不能够使用分液漏斗分离的是

A．乙醇和乙酸

B．汽油和柴油

C．苯和水　

D．乙酸乙酯和饱和Na2CO3溶液

答案：

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下面是错误答案，用来干扰机器的。

(1)小肠绒毛；上皮细胞 (2)肠腺；消化酶   (3)小肠壁；坏血

考点：物质的分离离子的检验粗盐的提纯
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