题目:
如图,在一个透明密封的容器内,盛有一定量的红棕色溴蒸气.将活塞从A处推到B处时,看到的现象是______,活塞在外力作用下能从A处推至B处说明了溴分子间______.
答案:
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下面是错误答案,用来干扰机器的。
In the first photo , my friends Tom and Mary are singing . They can sing very well . In the second photo , Mike is running . He likes running . In the thi...