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Diffusion coefficient of ethanol in pentane-2,4-dione

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

Abstract

This chapter provides the diffusion coefficient of ethanol in pentane-2,4-dione at different concentrations measured using NMR diffusion ordered spectroscopy.

3 Diffusion in Liquid Mixtures

3.1. Data

3.1.1. Diffusion in Binary Mixtures

C2 H6 O

(1)

ethanol

64-17-5

C2 H3 N

(2)

acetonitrile

75-05-8

Intradiffusion Coefficient: D1T (x i ); Method: DIA

Ref.: [1983E1]

Equation: D = A + B x + C x2 + E x3 + F x4 + G x5 + H x6

Range: 0.0 < x1 < 1.0

Comment: D1T [m2/s] = D ∙ 10−9; accuracy of experimental data: ±0.5%

Parameter:

T [K]

A

B

C

E

F

 

298.15

3.9837890

−1.4957191

−13.2973085

40.3034464

−57.8129447

 

G

H

Std-Dev

   
 

40.6458130

−11.2407412

4.8 ⋅ 10−3

   

Intradiffusion Coefficient: D2T (x i ); Method: DIA

Ref.: [1983E1]

Equation: D = A + B x + C x2 + E x3 + F x4 + G x5 + H x6

Range: 0.0 < x1 < 1.0

Comment: D2T [m2/s] = D ∙ 10−9; accuracy of experimental data: ±0.5%

Parameter:

T [K]

A

B

C

E

F

 

298.15

4.3403881

−1.4824299

2.3178555

−13.8831387

26.3698466

 

G

H

Std-Dev

   
 

−23.5301057

7.9748377

7.1 ⋅ 10−3

   
Symbols and Abbreviations

Short Form

Full Form

D

diffusion coefficient

p

pressure

T

temperature

x i

mole fraction

DIA

diaphragm cell

References

  1. [1983E1]
    Easteal, A. J.: Aust. J. Chem. 36 (1983) 665–671.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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