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【简答题】
含有某非挥发性溶质的水的稀溶液,在 271K 时凝固,水的 , ,该溶液的正常沸点为( ), 298.15K 时的渗透压为( )。
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反馈参考答案：
举一反三
【单选题】While sleeping, some people feel compelled to check their phones every 5 minutes because . . A. they fear they might miss something happen online B. they want to c...
A.
they fear they might miss something happen online
B.
they want to check whether their phones are fully charged
C.
they are afraid of smartphone explosion
D.
they want to make sure that their smartphones are beside them
【简答题】用 3.142 作为 的近似值,具有 位有效数字 .
【简答题】短文理解 ( )1. A. They lost their way. B. They couldn't find any houses. C. They had to spend the night in the open air ( )2. A. To give them some water and food. B. To let them stay in his house ...
【多选题】中美班 Unit 3 P.17-5 排序 1.They did the easiest part of the journey. 2.They tried to avoid some boulders. 3.They were separated. 4.They set their kayaks in the river. 5.They had a few close calls.
A.
4
B.
2
C.
5
D.
3
E.
1
【简答题】情形,环境 n.
【简答题】情况;情形 n.
【简答题】n.情况,情形
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