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Diffusion coefficient of octadecane in heptane

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

Abstract

This chapter provides the diffusion coefficient of octadecane in heptane at different concentrations measured using interferometry.

3 Diffusion in Liquid Mixtures

3.1. Data

3.1.1. Diffusion in Binary Mixtures

C18 H38

(1)

octadecane

593-45-3

C7 H16

(2)

heptane

142-82-5

Mutual Diffusion Coefficient: D12(w i ); T = 298.15 ± 0.02 K; Method: INT

Ref.: [1975Z1]

w 1

p [kPa]

D ⋅ 109 [m2/s]

 

0.0

101.32

1.62

 

0.20

101.32

1.45

 

0.40

101.32

1.26

 

0.60

101.32

1.05

 

0.80

101.32

0.81

 

0.90

101.32

0.69

 
Symbols and Abbreviations

Short Form

Full Form

D

diffusion coefficient

p

pressure

T

temperature

INT

interferometry

w i

mass fraction

References

  1. [1975Z1]
    Zemdikhanov, K. B., Usmanov, A. G.: Zh. Fiz. Khim. 49 (1975) 481–484.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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