Volumetric Properties of the Nucleoside Thymidine in Aqueous Solution at T = 298.15 K and p = (10 to 100) MPa

被引:0
作者
Gavin R. Hedwig
Geoffrey B. Jameson
Harald Høiland
机构
[1] Massey University,Institute of Fundamental Sciences—Chemistry
[2] University of Bergen,Department of Chemistry
来源
Journal of Solution Chemistry | 2014年 / 43卷
关键词
Partial molar volume; Partial molar isothermal compression; High pressure; Speed of sound; Nucleosides; Aqueous solution;
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摘要
Sound speeds have been measured for aqueous solutions of the nucleoside thymidine at T = 298.15 K and at the pressures p = (10, 20, 40, 60, 80, and 100) MPa. The partial molar volumes at infinite dilution, V2o\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$ V_{2}^{\text{o}} $$\end{document}, the partial molar isentropic compressions at infinite dilution, KS,2o\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$ K_{S,2}^{\text{o}} $$\end{document}, and the partial molar isothermal compressions at infinite dilution, KT,2o\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$ K_{T,2}^{\text{o}} $$\end{document}{KT,2o=-(∂V2o/∂p)T}\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$ \{ K_{T,2}^{\text{o}} = - (\partial V_{2}^{\text{o}} /\partial p)_{T} \} $$\end{document}, have been derived from the sound speeds at elevated pressures using methods described in our previous work. The V2o\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$ V_{2}^{\text{o}} $$\end{document} and KT,2o\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$ K_{T,2}^{\text{o}} $$\end{document} results were rationalized in terms of the likely interactions between thymidine and the aqueous solvent. The V2o\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$ V_{2}^{\text{o}} $$\end{document} results were also compared with those calculated using the revised Helgeson–Kirkham–Flowers (HKF) equation of state.
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页码:804 / 820
页数:16
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