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Diffusion coefficient of hexaethylene glycol into 2-(2-hydroxy-ethoxy)-ethanol and water

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

Abstract

This chapter provides the diffusion coefficient of hexaethylene glycol into 2-(2-hydroxy-ethoxy)-ethanol and water at different concentrations measured using interferometry and Gouy interferometry.

3 Diffusion in Liquid Mixtures

3.1. Data

3.1.3. Diffusion in Ternary Mixtures

C12 H26 O7

(1)

hexaethylene glycol

2615-15-8

C4 H10 O3

(2)

2-(2-hydroxy-ethoxy)-ethanol

111-46-6

H2 O

(3)

water

7732-18-5

Mutual Diffusion Coefficient Matrix: Dij (ci, cj); Method: G-INT

Ref.: [2001V2]

T = 298.15 ± 0.01 K; p = 101.325 kPa

c1 [mol/dm3]

c2 [mol/dm3]

D11 ⋅ 109 [m2/s]

D12 ⋅ 109 [m2/s]

D21 ⋅ 109 [m2/s]

D22 ⋅ 109 [m2/s]

0.03000

0.2700

0.508 ± 0.006

0.0010 ± 0.0008

0.133 ± 0.025

0.890 ± 0.020

0.09001

0.2100

0.509 ± 0.009

0.009 ± 0.002

0.096 ± 0.015

0.834 ± 0.009

0.2100

0.09000

0.514 ± 0.008

0.020 ± 0.004

0.044 ± 0.021

0.776 ± 0.009

0.2700

0.03000

0.517 ± 0.011

0.022 ± 0.003

0.016 ± 0.009

0.763 ± 0.018

Symbols and Abbreviations

Short Form

Full Form

D

diffusion coefficient

p

pressure

T

temperature

c i

molarity

INT

interferometry

G-INT

Gouy interferometry

References

  1. [2001V2]
    Vergara A., Paduano, L., Sartorio, R.: Phys. Chem. Chem. Phys. 3 (2001) 4340–4345.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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