Determination of the excess volume of cyclohexane + benzene by means of a magnetic float densimeter

作者: I.A. Weeks , G.C. Benson

DOI: 10.1016/S0021-9614(73)80067-9

关键词: Float (project management)Volume (thermodynamics)Organic liquidsAnalytical chemistryBenzeneChemistryCyclohexanePhysical and Theoretical ChemistryGeneral Materials ScienceAtomic and Molecular Physics, and Optics

摘要: A magnetic float densimeter for the measurement of density organic liquids is described. The has a sensitivity 1 p.p.m. and precision 20 It been used to determine excess volume cyclohexane + benzene at 298.15 K, results are compared with previous dilatometric measurements.

参考文章(14)
S. P. Almeida, T. H. Crouch, Magnetic Densimeter Using an rf Sensing Coil Review of Scientific Instruments. ,vol. 42, pp. 1344- 1348 ,(1971) , 10.1063/1.1685381
James P. Senter, Magnetic Densimeter Utilizing Optical Sensing Review of Scientific Instruments. ,vol. 40, pp. 334- 338 ,(1969) , 10.1063/1.1683931
L.A Beath, S.P O'Neill, A.G Williamson, Thermodynamics of ether solutions II. Volumes of mixing of ethers with carbon tetrachloride and with chloroform at 25 °C The Journal of Chemical Thermodynamics. ,vol. 1, pp. 293- 300 ,(1969) , 10.1016/0021-9614(69)90048-2
R.H Stokes, Barbara J Levien, K.N Marsh, A continuous dilution dilatometer the excess volume for the system cyclohexane + benzene☆ The Journal of Chemical Thermodynamics. ,vol. 2, pp. 43- 52 ,(1970) , 10.1016/0021-9614(70)90062-5
R. J. Powell, F. L. Swinton, Excess volumes of mixing. Benzene-cyclohexane and benzene-diphenylmethane systems Journal of Chemical & Engineering Data. ,vol. 13, pp. 260- 262 ,(1968) , 10.1021/JE60037A037
J. W. Beams, Alexander M. Clarke, Magnetic Suspension Balance Method for Determining Densities and Partial Specific Volumes Review of Scientific Instruments. ,vol. 33, pp. 750- 753 ,(1962) , 10.1063/1.1717951
A L Clarke, Density determinations on small liquid samples Journal of Scientific Instruments. ,vol. 44, pp. 382- 384 ,(1967) , 10.1088/0950-7671/44/5/314
Frank J. Millero, High Precision Magnetic Float Densimeter Review of Scientific Instruments. ,vol. 38, pp. 1441- 1444 ,(1967) , 10.1063/1.1720558
J L Hales, An apparatus for accurate measurement of liquid densities over an extended temperature range Journal of Physics E: Scientific Instruments. ,vol. 3, pp. 855- 861 ,(1970) , 10.1088/0022-3735/3/11/305
M. G. Hodgins, J. W. Beams, Magnetic Densimeter‐Viscometer Review of Scientific Instruments. ,vol. 42, pp. 1455- 1457 ,(1971) , 10.1063/1.1684906