scholarly journals Excess Volumes of Mixing in Liquid Binary Alkali Halide Mixtures.

1971 ◽  
Vol 25 ◽  
pp. 3609-3615 ◽  
Author(s):  
Jan Lützow Holm ◽  
Lennart Kullberg ◽  
Ingvald Roti ◽  
Hideyuki Okinaka ◽  
Koji Kosuge ◽  
...  
1975 ◽  
Vol 30 (1) ◽  
pp. 64-68 ◽  
Author(s):  
H. C. Brookes ◽  
R. L. Paul

Abstract Densities of molten AgBr-AX (A = Li, Na, K, Rb, Cs; X = Br or Cl), AgBr-AgCl, KBr-NaBr, KBr-CsBr, KCl-KBr, and KCl-CsBr mixtures have been measured at 0.5 mole fraction using the method of Archimedean displacement. The excess volumes of mixing are all positive, except for the AgBr-LiBr system. Attempts to relate the excess volumes of the binary AgBr-ABr systems to the second order conformal solution theory of Reiss, Katz, and Kleppa are unsuccessful, since V E is large even when the diameter difference parameter, δ12, is close to zero. However, the excess volumes of the reciprocal AgBr-ACl systems at 0.5 mole fraction are found, within experimental error, to have a linear dependence on δ12. The positive deviations from conformal solution theory which occur for the alkali halide mixtures have been interpreted in terms of non-Coulombic polarisation and van der Waals interactions.


1973 ◽  
Vol 5 (3) ◽  
pp. 361-364 ◽  
Author(s):  
B.R. Sharma ◽  
P.P. Singh

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