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kaka2651

铜虫 (正式写手)

[求助] 10mmHg和20mmHg下甲醇和甲苯的共沸点及比例分别是多少

10mmHg和20mmHg下甲醇和甲苯的共沸点及比例分别是多少??
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zhenwuhuang

至尊木虫 (文学泰斗)

【答案】应助回帖

感谢参与,应助指数 +1
常见有机溶剂间的共沸混合物
http://www.apolloreagent.com/show-280-508-1.html
2楼2013-09-12 17:30:46
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kaka2651

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引用回帖:
2楼: Originally posted by zhenwuhuang at 2013-09-12 17:30:46
常见有机溶剂间的共沸混合物
http://www.apolloreagent.com/show-280-508-1.html

感谢您的关注,,可是在您提供的网页我没有找到甲苯与甲醇的相关信息!请指点!

共沸混合物

组分的沸点/℃

共沸物的组成(质量)/%

共沸物的沸点/℃


乙醇-乙酸乙酯

78.3,78.0

30:70

72.0


乙醇-苯

78.3,80.6

32:68

68.2


乙醇-氯仿

78.3,61.2

7:93

59.4


乙醇-四氯化碳

78.3,77.0

16:84

64.9


乙酸乙酯-四氯化碳

78.0,77.0

43:57

75.0


甲醇-四氯化碳

64.7,77.0

21:79

55.7


甲醇-苯

64.7,80.4

39:61

48.3


氯仿-丙酮

61.2,56.4

80:20

64.7


甲苯-乙酸

101.5,118.5

72:28

105.4


乙醇-苯-水

78.3,80.6,100

19:74:7

64.9
3楼2013-09-12 21:41:30
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