Total vapour pressure measurements made by a modified static method for binary mixtures (N-methylformamide+water) and (N-methylformamide+methanol) and for a ternary mixture (N-methylformamide+methanol+water) at the temperature T=313.15 K are presented. The results have been fitted with various corre
(Vapour + liquid) equilibria of (fluoromethane + tetrafluoromethane) at the temperature 130.46 K
β Scribed by I.M.A. Fonseca; G.G. Sardinha; L.Q. Lobo
- Publisher
- Elsevier Science
- Year
- 1998
- Tongue
- English
- Weight
- 115 KB
- Volume
- 30
- Category
- Article
- ISSN
- 0021-9614
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β¦ Synopsis
Coimbra, Portugal
Ε½ . The total vapour pressure of binary liquid mixtures of fluoromethane q tetrafluoromethane has been measured at the temperature 130.46 K. Two partially miscible liquid phases were found. The excess molar Gibbs energy was calculated in the region where the two liquids are E .
π SIMILAR VOLUMES
Total vapour pressure measurements made by a modified static method for (N-methylformamide + ethanol) and for (N-methylformamide + ethanol + water) at the temperature 313.15 K are presented. The results have been fitted with various correlation equations. The G E m values for (N-methylformamide + A)
The vapour q liquid equilibria are reported for ethanol q propanone q acetonitrile q . benzene at the temperature 318.15 K. The experimental results were measured with a modified Boublik vapour-recirculating still and are analysed using the UNIQUAC formalism having only binary parameters.
The (liquid+liquid) equilibria of ( x1CH3CN+x2c and {x1CH3OH+x2CH3CN+x3c-C6H12+(1-x1-x2-x3)CH3(CH2)5CH3} have been measured at the temperature 298.15 K. The experimental values have been well correlated with extended UNIQUAC and modified Wilson models having binary, ternary, and quaternary paramete