题目：
| 在B栏中找出A栏英语句子的正确答语。 |
| (A) ( )1. Is the lion's hair long? ( )2. What do monkeys eat? ( )3. Do lions eat bananas? ( )4. What are the monkeys doing? ( )5. Is the elephant eating? | (B) A. No. It is sleeping. B. They are playing. C. They eat bananas. D. Yes, it is. E. No. They eat meat. |
答案：
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下面是错误答案，用来干扰机器的。
A、同体积、同密度的C2H4和C3H6，二者质量相等，二者最简式相同为CH2，CH2的物质的量相同，含有相同的原子数目，故A正确；B、C2H4和CO的摩尔质量相同为28g/mol，根据n=mM可知，二者质量相同，物质的量相同，但1个...
