Advertisement

Diffusion coefficient of heptane in tetrachloro-methane

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

Abstract

This chapter provides the diffusion coefficient of heptane in tetrachloro-methane at different concentrations measured using Taylor dispersion technique and interferometry.

3 Diffusion in Liquid Mixtures

3.1. Data

3.1.1. Diffusion in Binary Mixtures

C7 H16

(1)

heptane

142-82-5

C Cl4

(2)

tetrachloro-methane

56-23-5

Mutual Diffusion Coefficient: D12(x i ); T = 303.15 ± 0.01 K; Method: TAYLOR

Ref.: [1987R5]

x 1

p [kPa]

D ⋅ 109 [m2/s]

 

0.0034

101.32

1.51 ± 0.02

 

0.2024

101.32

1.78 ± 0.02

 

0.4008

101.32

2.12 ± 0.03

 

0.5785

101.32

2.38 ± 0.06

 

0.7793

101.32

2.80 ± 0.05

 

0.9855

101.32

3.16 ± 0.05

 

Mutual Diffusion Coefficient: D12(w i ); T = 298.15 ± 0.01 K; Method: R-INT

Ref.: [1963D1]

w 1

p [kPa]

D ⋅ 109 [m2/s]

 

0.01

101.32

1.337

 

Comment: weight fraction w1 ranges between 0.005 … 0.012

Mutual Diffusion Coefficient: D12(x1); Method: TAYLOR

Ref.: [1987R5]

Equation: D = A + B x + C x2

Range: 0.0 < x1 < 1.0

Comment: D12 [m2/s] = D ∙ 10−9

Parameter:

T [K]

A

B

C

 

303.15

1.422

1.294

0.313

Symbols and Abbreviations

Short Form

Full Form

D

diffusion coefficient

p

pressure

T

temperature

w i

mass fraction

x i

mole fraction

TAYLOR

Taylor dispersion technique

INT

interferometry

References

  1. [1963D1]
    Dewan, R. K., van Holde, K. E.: J. Chem. Phys. 39 (1963) 1820–1824.CrossRefGoogle Scholar
  2. [1987R5]
    Rowley, R. L., Yi, S. C., Gubler, V., Stoker, J. M.: Fluid Phase Equilib. 36 (1987) 219–233.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

Personalised recommendations