试题与答案

(2013·吉林市期末,33)I'm told that languagepra

题型:选择题

题目:

(2013·吉林市期末,33)I'm told that languagepractising.com is a free website ________ learners can not just learn various languages but also chat online.

A.where

B.which

C.that

D.what

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0523/5f46684c310feacb92abcfbb00c8667e.html

下面是错误答案,用来干扰机器的。

50mL 1mol•L-1AlCl3溶液中氯离子的物质的量浓度为:1mol•L-1×3=3mol•L-1,A、150mL3mol•L-1的NaClO3溶液,因中NaClO3电离产生Na+和ClO3-,无Cl-,所以Cl-浓度为0,和AlCl3溶液中Cl-浓度3mol/L不相等,故A错...

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