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

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

Abstract

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

3 Diffusion in Liquid Mixtures

3.1. Data

3.1.1. Diffusion in Binary Mixtures

C7 H8

(1)

toluene

108-88-3

C3 H7 N O

(2)

N,N-dimethyl-formamide

68-12-2

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

Ref.: [1985P2]

x 1

p [kPa]

D ⋅ 109 [m2/s]

 

0.0020

101.32

1.604 ± 0.5%

 

0.1018

101.32

1.379

 

0.1986

101.32

1.606 ± 1.5%

 

0.9969

101.32

2.804 ± 4.0%

 

Intradiffusion Coefficient: D2T (T); Method: DIA

Ref.: [1984E7]

T [K]

p [kPa]

D ⋅ 109 [m2/s]

 

298.15

101.32

2.43 ± 1%

 

Comment: values at trace concentration of 14C labelled component (2)

Symbols and Abbreviations

Short Form

Full Form

D

diffusion coefficient

p

pressure

T

temperature

TAYLOR

Taylor dispersion technique

DIA

diaphragm cell

x i

mole fraction

References

  1. [1984E7]
    Easteal, A. J., Woolf, L. A.: J. Chem. Soc., Faraday Trans. I 80 (1984) 1287–1295.CrossRefGoogle Scholar
  2. [1985P2]
    Paschke, A., J. Ptácek, Bittrich, H.-J.: Z. Phys. Chem. (Leipzig) 266 (1985) 844–848.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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