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Comparative study of theoretical ultrasonic velocities of binary mixtures of methanol and pyridine at different temperatures

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Title Comparative study of theoretical ultrasonic velocities of binary mixtures of methanol and pyridine at different temperatures
 
Creator Rao, G V Rama
Sri, P B Sandhya
Sarma, A Viswanatha
Rambabu, C
 
Subject Ultrasonic velocities
Binary mixtures
Methanol
Pyridine
 
Description 135-142
Theoretical velocities of binary liquid mixtures of methanol with piperidine and morpholine and pyridine with piperidine and morpholine at 303.15, 308.15, 313.15 and 318.15K have been evaluated by using theoretical models of liquid mixtures such as Nomoto, Van Dael-Vangeal, impedance dependence, Rao’s specific velocity method and Junjie’s relations. Ultrasonic velocity and density of these mixtures have also been measured as a function of concentration and temperature and the experimental values are compared with theoretical values. A good agreement has been found between experimental and Nomoto’s ultrasonic velocities. U²exp/U²imx has also been evaluated for non-ideality in the mixtures. The relative applicability of these theories to the present systems have been investigated. The results are explained in terms of intermolecular interactions occurring in these binary liquid mixtures.
 
Date 2008-10-24T09:49:11Z
2008-10-24T09:49:11Z
2007-02
 
Type Article
 
Identifier 0019-5596
http://hdl.handle.net/123456789/2297
 
Language en_US
 
Relation B01J 19/10
 
Publisher CSIR
 
Source IJPAP Vol.45(2) [February 2007]