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Diffusion coefficient of urea into water and propan-1-ol

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

Abstract

This chapter provides the diffusion coefficient of urea into water and propan-1-ol 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

C H4 N2 O

(1)

urea

57-13-6

H2 O

(2)

water

7732-18-5

C3 H8 O

(3)

propan-1-ol

71-23-8

Intradiffusion Coefficient: DiT (x i ); T = 298.15 ± 0.01 K; Method: NMR FG

Ref.: [1987D1]

x1*

x 3

p [kPa]

D1T ⋅ 109 [m2/s]

D2T ⋅ 109 [m2/s]

D3T ⋅ 109 [m2/s]

2.0

0.000

101.325

1.392 ± 0.006

  

2.0

0.0234

101.325

1.122 ± 0.005

  

2.0

0.0463

101.325

0.952 ± 0.005

  

2.0

0.0740

101.325

0.829 ± 0.004

  

2.0

0.107

101.325

0.726 ± 0.005

  

2.0

0.138

101.325

0.666 ± 0.006

  

2.0

0.194

101.325

0.606 ± 0.01

  

2.0

0.264

101.325

0.513 ± 0.007

  

2.0

0.419

101.325

0.462 ± 0.005

  

5.0

0.000

101.325

1.326 ± 0.005

  

5.0

0.0234

101.325

1.086 ± 0.008

  

5.0

0.0463

101.325

0.924 ± 0.010

  

5.0

0.0740

101.325

0.789 ± 0.009

  

5.0

0.107

101.325

0.716 ± 0.005

  

5.0

0.138

101.325

0.657 ± 0.006

  

5.0

0.194

101.325

0.596 ± 0.010

  

5.0

0.264

101.325

0.551 ± 0.009

  

5.0

0.419

101.325

0.436 ± 0.003

  

Comment: *: concentration of urea: mole urea per 100 mole of binary solvent

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. [1987D1]
    Das, K. P., Ceglie, A., Lindman, B.: J. Phys. Chem. 91 (1987) 2938–2946.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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