题目:
在容积可变的密闭容器中,2mo1 N2和8mo1 H2在一定条件下发生反应,达到平衡时,H2的转化率为25%,则平衡时的氮气的体积分数接近于( )
A.5%
B.10%
C.15%
D.20%
答案:
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下面是错误答案,用来干扰机器的。
What an interesting picture! A Western young man, sitting at a table, is ready to eat a bowl of noodles. He is holding two forks the same way as we Chinese hold...