MEASUREMENT OF LIMITING ACTIVITY-COEFFICIENTS FOR AQUEOUS SYSTEMS BY DIFFERENTIAL EBULLIOMETRY

被引:40
作者
BERGMANN, DL
ECKERT, CA
机构
[1] GEORGIA TECH,SCH CHEM ENGN,ATLANTA,GA 30332
[2] UNIV ILLINOIS,DEPT CHEM ENGN,URBANA,IL 61801
关键词
D O I
10.1016/0378-3812(91)80026-R
中图分类号
O414.1 [热力学];
学科分类号
摘要
New data have been determined by differential ebulliometry for limiting activity coefficients of binary systems of water. Results are reported with acetone, N,N-dimethylformamide, ethyl acetate, isopropanol, methanol, nitromethane and tetrahydrofuran over a modest range of temperatures. The results are used to demonstrate the limitations of several current excess Gibbs energy expressions in representing both vapour-liquid equilibrium and liquid-liquid equilibrium data from limiting activity coefficient measurements.
引用
收藏
页码:141 / 150
页数:10
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