The activity-coefficient term

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• Margules activity model — Contents 1 Introduction 2 Equations 3 Excess Gibbs free energy 4 Activity coefficient 5 Extrema …   Wikipedia

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• Debye–Hückel equation — The Debye–Hückel equation and Debye–Hückel limiting law, were derived by Peter Debye and Erich Hückel, who developed a theory with which to calculate activity coefficients of electrolyte solutions.[1] Activities, rather than concentrations, are… …   Wikipedia

• Debye-Hückel equation — The Debye Hückel limiting law, named for its developers Peter Debye and Erich Hückel, provides one way to obtain activity coefficients Ref|Harris. Activities, rather than concentrations, are needed in many chemical calculations because solutions… …   Wikipedia

• Non-Random Two Liquid model — The Non Random Two Liquid model [Renon H., Prausnitz J. M., Local Compositions in Thermodynamic Excess Functions for Liquid Mixtures , AIChE J., 14(1), S.135 144, 1968] (short NRTL equation) is an activity coefficient model that correlates the… …   Wikipedia

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• pH — For other uses, see PH (disambiguation). Acids and Bases Acid dissociation constant Acid base extraction Acid–base reaction Acid–base titration Dissociation c …   Wikipedia