问题
单项选择题
线型缩聚反应中，反应程度一定，摩尔系数减少，则聚合度（）
A、增大
B、减少
C、不变
答案
参考答案：B
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线型缩聚反应中，反应程度一定，摩尔系数减少，则聚合度（）
A、增大
B、减少
C、不变
参考答案：B
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| A: Mary, we haven't been out for over a month. Let's go 1 this evening. B: Fine. Where would you like to go, Peter? To see a film or to watch a play? A: A 2 play is on this week. Let's go and watch it, shall we? B: The newspaper said it was the 3 play of the year. A: How about the film The Hero?That should be exciting. B: We've already seen it. Don't you remember? A: Then, let's go to the nearby cinema. 4 film is on. B: Good. What time does it start? A: 15 minutes ago. We just missed it. B: Well, I guess all we can do is to stay at home and watch TV. A: Now it will 5 me a long time to get you interested in going out. | ||||
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