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Diffusion coefficient of benzaldehyde into methanol and ethanol at infinite dilution

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

Abstract

This chapter provides the diffusion coefficient of benzaldehyde into methanol and ethanol at infinite dilution for different concentrations measured using Taylor dispersion technique.

3 Diffusion in Liquid Mixtures

3.1. Data

3.1.4. Diffusion in Ternary Mixtures at Infinite Dilution

C7 H6 O

(1)

benzaldehyde

100-52-7

C H4 O

(2)

methanol

67-56-1

C2 H6 O

(3)

ethanol

64-17-5

Diffusion coefficient at infinite dilution: Do1(23) (xi); Method: TAYLOR

Ref.: [2008S4]

T = 298.15 K; p = 101.325 kPa

x 2

x 1

Do1(23) ⋅ 109 [m2/s]

 

0.0000

 

1.02 ± 3%

 

0.2269

 

1.19 ± 3%

 

0.3477

 

1.29 ± 3%

 

0.4596

 

1.38 ± 3%

 

0.5484

 

1.45 ± 3%

 

0.6232

 

1.51 ± 3%

 

0.7067

 

1.58 ± 3%

 

0.7959

 

1.65 ± 3%

 

0.8961

 

1.74 ± 3%

 

1.0000

 

1.84 ± 3%

 
Symbols and Abbreviations

Short Form

Full Form

x i

mole fraction

D

diffusion coefficient

p

pressure

T

temperature

TAYLOR

Taylor dispersion technique

References

  1. [2008S4]
    Safi A., Nicolas, C., Neau, E., Chevalier, J. L.: J. Chem. Eng. Data 53 (2008) 444–448.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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