Fundamentals of Analytical ChemistrySaunders College Pub., 1988 - 894 pagine |
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Pagina 115
Douglas A. Skoog, Donald M. West, F. James Holler. Hydronium Ion Concentration in Solutions of Weak Acids . When the weak acid HA is dissolved in water , two equilibria are established that yield hydro- nium ions : HA + H2O ⇒ H3O * + A ̈ ...
Douglas A. Skoog, Donald M. West, F. James Holler. Hydronium Ion Concentration in Solutions of Weak Acids . When the weak acid HA is dissolved in water , two equilibria are established that yield hydro- nium ions : HA + H2O ⇒ H3O * + A ̈ ...
Pagina 189
... concentration of A ̄ is the analytical concentration of NaA plus the hydronium ion concentration and minus the hydroxide ion concentration . Similarly , the reaction shown in Equation 8-6 tends to decrease the concentration of HA by an ...
... concentration of A ̄ is the analytical concentration of NaA plus the hydronium ion concentration and minus the hydroxide ion concentration . Similarly , the reaction shown in Equation 8-6 tends to decrease the concentration of HA by an ...
Pagina 217
... hydronium ion concentration for either of these systems . Ordinarily , however , it is permissible to introduce the simplifying assumption that only one of the equilibria is important in determining the hydronium ion concentration of ...
... hydronium ion concentration for either of these systems . Ordinarily , however , it is permissible to introduce the simplifying assumption that only one of the equilibria is important in determining the hydronium ion concentration of ...
Sommario
Introduction | 1 |
Evaluation of Analytical Data | 6 |
Gravimetric Methods of Analysis | 57 |
Copyright | |
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absorbance absorption acid activity added addition amount analysis analyte applications aqueous assume atoms base becomes buffer Calculate carbonate cations cause cell chemical chloride chromatography color column common complex compounds concentration constant containing curve derived described determination deviation difference dilute dissociation dissolved EDTA effect electrode electrode potential end point Equation equilibrium equivalence error example excess expression Figure formation given gives glass H3O+ hydrogen important increases indicator involves ion concentration less liquid mean measurements metal method mmol molar NaOH Note obtained occurs organic oxidation particles phase potential precipitate prepared present Problem quantity radiation range ratio reaction reagent reduced relative sample separation shown silver sodium solid solubility solution solvent species standard Step strong Substitution surface Table temperature titration titration curves volume weak weight