EXCESS PROPERTIES OF (METHANOL + TOLUENE OR P-XYLENE) BINARY-LIQUID MIXTURE

被引:28
作者
WANCHOO, RK [1 ]
NARAYAN, J [1 ]
机构
[1] REC,DEPT CHEM ENGN,SRINAGA,INDIA
关键词
EXCESS MOLAR VOLUME; VISCOSITY; SURFACE TENSION;
D O I
10.1080/00319109208027283
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Density, viscosity and surface tension of two binary liquid systems: methanol + toluene, and methanol + p-xylene, have been determined at 20, 25, 35 and 45-degrees-C, over the whole compositional range. The excess values of molar volume, viscosity, Gibbs free energy for the activation of flow and surface tension were evaluated. The Grunberg-Nissan parameter was also calculated. The excess values were fitted to Redlich-Kister type of equation. The viscosity data were fitted to the models of McAllister, Heric and third degree polynomial.
引用
收藏
页码:15 / 26
页数:12
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