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Diffusion coefficient of dideuterium oxide into 1,1,3,3-tetramethyl-urea and lithium bromide

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

Abstract

This chapter provides the diffusion coefficient of dideuterium oxide into 1,1,3,3-tetramethyl-urea and lithium bromide at different concentrations measured using NMR spin echo field gradient.

3 Diffusion in Liquid Mixtures

3.1. Data

3.1.3. Diffusion in Ternary Mixtures

D2 O

(1)

dideuterium oxide

7789-20-0

C5 H12 N2 O

(2)

1,1,3,3-tetramethyl-urea

632-22-4

Br Li

(3)

lithium bromide

7550-35-8

Intradiffusion Coefficient: DiT (x i ); T = 298.15 K; Method: NMR FG

Ref.: [1993H8]

x 2

x3*

p [kPa]

D1T ⋅ 109 [m2/s]

D2T ⋅ 109 [m2/s]

D3T ⋅ 109 [m2/s]

0.05

2.0

101.325

 

0.27

 

0.1

2.0

101.325

 

0.19

 

0.2

2.0

101.325

 

0.15

 

0.3

2.0

101.325

 

0.17

 

Comment: x3*: concentration of component (3): 2.0 mol (3) per 55.5 mol of solvent (1)

Symbols and Abbreviations

Short Form

Full Form

D

diffusion coefficient

p

pressure

T

temperature

x i

mole fraction

NMR FG

NMR spin echo field gradient

References

  1. [1993H8]
    Holz, M., Grunder, R., Sacco, A., Meleleo, A.: J. Chem. Soc., Faraday Trans. 89 (1993) 1215–1222.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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