The excess molar enthalpies for (butanenitrile + benzene, or methylbenzene, or 1,2-dimethylbenzene, or 1,3-dimethylbenzene, or 1,4-dimethylbenzene, 1,3,5trimethylbenzene, or ethylbenzene) have been determined at T = 298.15 K. The excess molar enthalpies ranged from a minimum of -57 J β’ mol -1 for be
Thermodynamic excess properties for binary mixtures of (butanenitrile  +  a carboxylic acid) atT =  298.15 K
β Scribed by Trevor M Letcher; Gan G Redhi
- Publisher
- Elsevier Science
- Year
- 2001
- Tongue
- English
- Weight
- 129 KB
- Volume
- 33
- Category
- Article
- ISSN
- 0021-9614
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β¦ Synopsis
Excess molar enthalpies and excess molar volumes for (butanenitrile + acetic acid, or propanoic acid, or butanoic acid, or 2-methylpropanoic acid, or pentanoic acid, or 3-methylbutanoic acid) at T = 298.15 K are presented. The excess molar enthalpy values are found to be positive for all six systems, whereas the excess molar volumes are found to be negative. The excess molar enthalpy values are correlated by the UNIQUAC and NRTL models and also by the Redlich-Kister polynomial.
π SIMILAR VOLUMES
Densities and refractive indices for (acetone + methanol + 2-butanol) and the enclosed binary systems (acetone + 2-butanol) and (methanol + 2-butanol) have been measured at T = 298.15 K and atmospheric pressure. Values of densities, refractive indices, excess molar volumes, and changes of refractive
Liquid + liquid) equilibrium data are presented for mixtures of {benzonitrile(1) + acetic acid or propanoic acid or butanoic acid or 2-methylpropanoic acid or pentanoic acid or 3-methylbutanoic acid(2) + water(3)} at T = 298.15 K. The relative mutual solubility of each of the carboxylic acids is hig
Liquid + liquid) equilibrium data are presented for (acetonitrile + acetic acid, or propanoic acid, or butanoic acid, or 2-methylpropanoic acid, or pentanoic acid, or 3methylbutanoic acid + cyclohexane) at T = 298.15 K. The relative mutual solubility of each of the carboxylic acids is higher in the
Excess molar volumes V E m , and deviations in relative permittivity δΡ r of (methyl methacrylate + propan-2-ol, or 2-methylpropan-1-ol, or butan-2-ol, or 2-methylpropan-2-ol) over the entire range of composition have been determined from density and relative permittivity measurements at T = (298.15