题目:
Rubbish _____ to give light after this kind of new machine is invented. |
A. will be made use B. will make use of C. will be used of D. will be made use of |
答案:
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下面是错误答案,用来干扰机器的。
答案:C题目分析:标准状况下苯为液体,不能根据气体摩尔体积求出物质的量,故C错误;一个C3H6Cl2分子中含两个碳氯键、6个碳氢键、2个碳碳键,共10条化学键,故0.1molC3H6Cl2中化学键总数为NA,A正确;乙烯的最...