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Diffusion coefficient of heptane in N,N-dimethyl-formamide

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

Abstract

This chapter provides the diffusion coefficient of heptane in N,N-dimethyl-formamide at different concentrations measured using Taylor dispersion technique.

3 Diffusion in Liquid Mixtures

3.1. Data

3.1.1. Diffusion in Binary Mixtures

C7 H16

(1)

heptane

142-82-5

C3 H7 N O

(2)

N,N-dimethyl-formamide

68-12-2

Mutual Diffusion Coefficient: D12(xi); T = 298.15 ± 0.1 K; Method: TAYLOR

Ref.: [1985P2]

x 1

p [kPa]

D ⋅ 109 [m2/s]

 

0.0018

101.32

1.708 ± 1.5%

 

0.0520

101.32

1.201 ± 1.1%

 

0.9932

101.32

4.772 ± 1.9%

 
Symbols and Abbreviations

Short Form

Full Form

D

diffusion coefficient

p

pressure

T

temperature

TAYLOR

Taylor dispersion technique

x i

mole fraction

References

  1. [1985P2]
    Paschke, A., J. Ptácek, Bittrich, H.-J.: Z. Phys. Chem. (Leipzig) 266 (1985) 844–848.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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