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Effect of Ethane on the Solubility of CO2 in Aqueous Triethanolamine Solutions

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Abstract

The solubility of ethane and carbon dioxide in three triethanolamine solutions (2.0, 3.5, and 5.0 M) has been measured at 348 K at pressures up to 6980 kPa.

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Abbreviations

P :

Pressure, kPa

p i :

Partial pressure, yiP, kPa

S :

Moles of ethane per 100 kg solution

T :

Absolute temperature, K

u :

Standard uncertainty

u r :

Relative standard uncertainty

y i :

Mole fraction of component i in the vapor phase

α :

Mole ratio (mol CO2·mol TEA−1)

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Acknowledgements

This work was supported by the Natural Sciences and Engineering Research Council of Canada. AEM is grateful to Jean-Pierre Grolier for his hospitality during the stay in Aubière in 1997-98.

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Authors and Affiliations

  1. Department of Chemical and Materials Engineering, University of Alberta, Edmonton, AB, T6G 2G6, Canada

    Fang-Yuan Jou & Alan E. Mather

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  1. Fang-Yuan Jou
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  2. Alan E. Mather
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F-Y Jou performed the experiments, AEM wrote the ms.

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Correspondence to Alan E. Mather.

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Jou, FY., Mather, A.E. Effect of Ethane on the Solubility of CO2 in Aqueous Triethanolamine Solutions. J Solution Chem 53, 154–159 (2024). https://doi.org/10.1007/s10953-023-01256-5

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