The Notion of Activity in Chemistry
Springer International Publishing (Verlag)
978-3-319-83511-2 (ISBN)
Jean-Louis Burgot is a retired Professor of analytical chemistry in Rennes, France.
1st part: The Activity in Classical Thermodynamics.- Thermodynamic systems.- Gibbs and Helmhotz energies.- Escaping tendency and molar Gibbs energy.- Partial molar properties.- Chemical potential or partial molar Gibbs energy.- An overview of the notion of activity.- The concept of fugacity.- Ideal solutions.- Definitions of the activity.- Activity of a gaz.- Activities of non- electrolytes in solutions.- Activities of electrolytes: definitions.- Determination of the activity of non-electrolytes.- Determination of the activity of electrolytes.- Debye and Hückel 's relations.- Excess Gibbs energies and activities.- Chemical equilibrium constants : activities and Gibbs energies of reactions.- Derivation of thermodynamic equilibrium constants- pH and its measure.- General principles of calculations of ionic species concentrations in solutions involving activities .- 2nd part: The Activity in Statistical Thermodynamics.- Statistical thermodynamics in brief.- Concept of ensembles and postulates.- The canonical ensemble: notion of distribution.- Thermodynamic quantities in the framework of the canonical ensemble.- Other ensembles .- Systems of molecules and subsystems independent distinguishable and "indistinguishable".- Perfect gases.- Classical statistical mechanics- Notion of configuration - Classical canonical partition function.- The configurational partition function - Molecular distribution functions.- The radial distribution function.- Radial distribution function and thermodynamic quantities- calculations of the internal energy and of the pressure of a system.- Radial distribution function and calculation of the isothermal compressibility coefficient of a system.- The chemical potential and the radial distribution function: General formal introduction of the activity and of the activity coefficient.- Imperfect gases - The virial coefficients in terms of interaction potential energies.- A statistical expression of the activity: A relation between it and the concentration in the case of an imperfect gaz.- Activities of gases in a mixture of imperfect gases.- Chemical equilibria between gases and statistical thermodynamics.- Activity coefficients of gases.- Activities and concentrations of non-electrolytes in dilute liquid solutions - McMillan- Mayer's theory of their osmotic pressure.- A study of dilute solutions of non-electrolytes at constant pressure and temperature.- The activity coefficients of solutes in binary non-electrolyte solutions.- Molecular distribution functions in binary mixtures.- The Kirkwood-Buff's theory- Changes of chemical potentials of solutes with their concentrations at constant pressure and temperature.- Expressions of the chemical potentials of the components of ideal solutions of non-electrolytes.
| Erscheinungsdatum | 26.07.2018 |
|---|---|
| Zusatzinfo | XLI, 608 p. 51 illus. |
| Verlagsort | Cham |
| Sprache | englisch |
| Maße | 155 x 235 mm |
| Gewicht | 985 g |
| Themenwelt | Naturwissenschaften ► Chemie ► Physikalische Chemie |
| Schlagworte | Chemical activity • chemical thermodynamics • Classical thermodynamics • Debye-Huckel • Kirkwood-Buff • McMillan-Mayer • Statistical Thermodynamics |
| ISBN-10 | 3-319-83511-4 / 3319835114 |
| ISBN-13 | 978-3-319-83511-2 / 9783319835112 |
| Zustand | Neuware |
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