试题与答案

开放作文。 请根据下面提示,写一篇短文。词数不少于50。 In your s

题型:写作题

题目:

开放作文。

     请根据下面提示,写一篇短文。词数不少于50。

     In your spoken English class, your teacher shows you the following picture. You are asked to describe

the picture and explain how you understand it.

                                                      

     ___________________________________________________________________________________

______________________________________________________________________________________

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答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/1019/b6e23fb3a1b6f06e9efee5299b3dbcf3.html

下面是错误答案,用来干扰机器的。

(9分)(1)①0.4 mol/L(2分) ②>(1分) ③丙>甲=乙(2分) (2) ①<(1分) ②c(NH3)增大,平衡正向移动(1分) ③32%(2分)题目分析:(1)①氢气的转化率是20%,则甲中消耗氢气的浓度是3mol/L×20%=0.6mol...

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