Vapour pressures of H216O and H218O, and saturated aqueous solutions of KCl from T = 298 K to T = 318 K by the isoteniscopic method

被引:15
作者
Apelblat, A [1 ]
机构
[1] Ben Gurion Univ Negev, Dept Chem Engn, IL-84105 Beer Sheva, Israel
关键词
vapour pressures; water; isotope effect; potassium chloride solutions; water activities; osmotic coefficients; enthalpies of vaporization;
D O I
10.1006/jcht.1998.0381
中图分类号
O414.1 [热力学];
学科分类号
摘要
Vapour pressures of normal water, water enriched by the heavy isotope of oxygen (H2O)-O-18, and saturated aqueous solutions of KCl were determined in the temperature range (298 to 318) K by the isoteniscopic method and compared with the literature data. Water activities, osmotic coefficients, vapour pressure lowerings, boiling point elevations, and molar enthalpies of vaporization at the saturation point of potassium chloride were evaluated from the measured vapour pressures. (C) 1998 Academic Press.
引用
收藏
页码:1191 / 1198
页数:8
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