Thermodynamic theory of the solvent-jump relaxation method. Coupled equilibria[1]
β Scribed by Z.A. Schelly; D.Y. Chao
- Book ID
- 103896518
- Publisher
- Elsevier Science
- Year
- 1979
- Weight
- 561 KB
- Volume
- 14
- Category
- Article
- ISSN
- 0378-4487
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β¦ Synopsis
The thermodynamic properties of an unrestricted number of chemically coupled equilibria in solvent-jump relaxation experiments are described. An overall mean relaxation amplitude A<, if defined, for which an expression is derived as a function of the dilution ratio, the overall equilibrium constants in the initial and final media of given dielectric constants, as well as the stoichiometric coefficients, activity coefficients, mole numbers, and charges of the species present in the coupled system. In the limit of only one reaction being present, the final equation reduces to an expression obtainable for a single uncoupled equilibrium. The possibility of using A[, in mechanistic decision making is discussed.
π SIMILAR VOLUMES
As a first step toward a detailed study of solvent effects on inorganic reaction mechanisms, we have introduced the selfconsistent reaction field in a density functional scheme. To test our results, we have studied the thermodynamics of the tautomerization reactions of formamide and 2-pyridone, for