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问题 填空题

每生产1吨65%vol的白酒，约耗水（）吨，产生废水（）吨，排污量很大。

答案

参考答案：60；48

补全对话，情景问答
补全对话，从方框中所给的选项中选择正确的句子补全对话。
A. How often should I take the medicine? B. Yes, I do.
C. I have a bad cold.
D. Good afternoon, young man.
E. About two days.
A: Good afternoon, Doctor Huang.
B: 1______ What's wrong with you?
A: 2______
B: Do you have a cough?
A: 3______ I cough now and then.
B: How long have you been like this?
A: 4______ And I'm feeling terrible now.
B: Let me check you over. Oh, you have a fever, too.
A: Is it serious?
B: Nothing serious. Take this medicine and drink more water.
A: 5______
B: Three times a day. Have a good rest and you'll be all right soon.
A: Thanks a lot.
B:  Not at all.
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选择题

在一真空密闭容器中，充入10 mol N2和30 mol H2，发生N2+3H22NH3反应，在一定温度下达到平衡时，H2的转化率为25％。若在同一容器中在相同温度下充入NH3，欲达到平衡时各成分的百分含量与上述平衡相同，则起始时充入NH3的物质的量和达到平衡时NH3的转化率

A．15 mol、25％

B．20 mol、50％

C．20 mol、75％

D．40 mol、80％
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