作者capinot (jj72)
看板Chemistry
标题请问一题普通化学
时间Tue Jan 31 15:45:26 2006
from trouton's rule, the latent heat of evaporation per gm-molecular
weight of a liquid divided by its boiling point is constant which is
about
a) 6.3 b)3.0 c)10 d)21
有人能教一下吗!! 看不太懂题意
谢谢!
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1F:推 kobelan:D吧 trouton's rule 有机化合物蒸气压8X(J/mol) 01/31 16:24
2F:→ kobelan:你那题的单位应该是卡 01/31 16:26
3F:推 Wubai:d 01/31 16:27
4F:推 GOPOL:d没错 如果单位是焦耳 就是88 01/31 18:24
5F:推 GOPOL:trouton's rule 是实验做出来的值都差不多21(单位莫耳卡的话 01/31 18:47