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Diffusion coefficient of dodecane in 2-methylpropyl-benzene

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

Abstract

This chapter provides the diffusion coefficient of dodecane in 2-methylpropyl-benzene at different concentrations measured using interferometry.

3 Diffusion in Liquid Mixtures

3.1. Data

3.1.1. Diffusion in Binary Mixtures

C12 H26

(1)

dodecane

112-40-3

C10 H14

(2)

2-methylpropyl-benzene

538-93-2

Mutual Diffusion Coefficient: D12(wi); T = 298.15 K; Method: INT

Ref.: [2013G1]

w 1

p [kPa]

D ⋅ 109 [m2/s]

 

0.10

101.32

0.991

 

0.30

101.32

0.983

 

0.50

101.32

0.971

 

0.70

101.32

1.024

 

0.90

101.32

0.980

 

0.10

101.32

0.982

 

0.30

101.32

0.988

 

0.50

101.32

0.973

 

0.70

101.32

1.027

 

0.90

101.32

0.994

 

Comment: optical beam deflection used for measurements

Mutual Diffusion Coefficient: D12(wi); T = 298.15 K; Method: INT

Ref.: [2013G1]

w 1

p [kPa]

D ⋅ 109 [m2/s]

 

0.10

101.32

0.961

 

0.30

101.32

0.959

 

0.50

101.32

0.932

 

0.70

101.32

1.000

 

0.90

101.32

1.042

 

Mutual Diffusion Coefficient: D12(w1); Method: INT

Ref.: [2013G1]

Equation: D = A + B x + C x2

Range: 0.0 < w1 < 1.0

Parameter:

T [K]

A

B

C

 

298.1

0.980

−0.052

0.099

Symbols and Abbreviations

Short Form

Full Form

D

diffusion coefficient

p

pressure

T

temperature

INT

interferometry

w i

mass fraction

References

  1. [2013G1]
    Gebhardt M., Koehler, W., Mialdun, A., Yasnou, V., Shevtsova, V.: J. Chem. Phys. 138 (2013) 114503-1-114503/9.Google 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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