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Diffusion coefficient of ethanol in methanol

  • Jochen Winkelmann
Part of the Physical Chemistry book series (volume 15B2)

Abstract

This chapter provides the diffusion coefficient of ethanol in methanol at different concentrations measured using open ended capillary.

3 Diffusion in Liquid Mixtures

3.1. Data

3.1.1. Diffusion in Binary Mixtures

C2 H6 O

(1)

ethanol

64-17-5

C H4 O

(2)

methanol

67-56-1

Intradiffusion Coefficient: D1T (x i ); T = 298.15 ± 0.03 K; Method: OEC

Ref.: [1956J1]

x 1

p [kPa]

D ⋅ 109 [m2/s]

 

0.04

101.32

1.92 ± 2%

 

0.10

101.32

1.85 ± 2%

 

0.20

101.32

1.68 ± 2%

 

0.46

101.32

1.45 ± 2%

 

0.72

101.32

1.14 ± 2%

 

0.73

101.32

1.11 ± 2%

 

1.00

101.32

1.00 ± 2%

 

Comment: extracted from graphics

Intradiffusion Coefficient: D1T (x i ); T = 298.15 ± 0.03 K; Method: OEC

Ref.: [1956J1]

x 1

p [kPa]

D ⋅ 109 [m2/s]

 

0.0

101.32

2.36 ± 2%

 

0.20

101.32

2.04 ± 2%

 

0.42

101.32

1.75 ± 2%

 

0.70

101.32

1.42 ± 2%

 

0.85

101.32

1.29 ± 2%

 

0.94

101.32

1.16 ± 2%

 

Comment: extracted from graphics

Symbols and Abbreviations

Short Form

Full Form

D

diffusion coefficient

p

pressure

T

temperature

OEC

open ended capillary

x i

mole fraction

References

  1. [1956J1]
    Johnson, P. A., Babb, A. L.: J. Phys. Chem. 60 (1956) 14–19.CrossRefGoogle Scholar

Copyright information

© Springer-Verlag GmbH Germany 2018

Authors and Affiliations

  • Jochen Winkelmann
    • 1
  1. 1.Universität Halle-Wittenberg, Institut für Physikalische ChemieHalle/S.Germany

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