Densities, Ultrasonic Speeds, Viscosities, Refractive Indices, and Excess Properties of 1-Butyl-3-methylimidazolium Tetrafluoroborate + N-Methylacetamide Binary Mixtures at Different Temperatures

2020 ◽  
Vol 65 (4) ◽  
pp. 1447-1459 ◽  
Author(s):  
Neha Chaudhary ◽  
Anil Kumar Nain
2000 ◽  
Vol 78 (8) ◽  
pp. 1121-1127 ◽  
Author(s):  
Alberto G Camacho ◽  
Miguel A Postigo ◽  
Graciela C Pedrosa ◽  
Inés L Acevedo ◽  
Miguel Katz

Excess molar volumes and excess refractive indices of the n-octanol + 1,4-dioxane + 2-butanol system and the three corresponding binary mixtures have been determined at 298.15 K by measuring densities and refractive indices. Different expressions exist in the literature to predict these excess properties from binary data. An estimation of excess molar volumes is also evaluated using a modified Heller equation which depends on the refractive indices of the mixtures. A comparison of the predictions of different methods with the experimental values of the physical properties has been made.Key words: excess molar volumes, densities, refractive indices, n-octanol, 1,4-dioxane, 2-butanol, ternary system.


2014 ◽  
Vol 59 (7) ◽  
pp. 2196-2206 ◽  
Author(s):  
Francisca Maria Rodrigues Mesquita ◽  
Filipe Xavier Feitosa ◽  
Martin Aznar ◽  
Hosiberto B. de Sant’Ana ◽  
Rílvia S. Santiago-Aguiar

2016 ◽  
Vol 61 (6) ◽  
pp. 1981-1991 ◽  
Author(s):  
Mehrdad Moosavi ◽  
Ahmad Motahari ◽  
Amir Vahid ◽  
Vahideh Akbar ◽  
Abbas Ali Rostami ◽  
...  

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