Analytical Chemistry: An IntroductionSaunders College Pub., 1994 - 675 pagine |
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Risultati 1-3 di 47
Pagina 175
... weak acid is titrated with a strong base or a weak base with a strong acid , a buffer solution consisting of a conjugate acid / base pair is formed . Thus , before we can show how titration curves for weak acids and weak bases are ...
... weak acid is titrated with a strong base or a weak base with a strong acid , a buffer solution consisting of a conjugate acid / base pair is formed . Thus , before we can show how titration curves for weak acids and weak bases are ...
Pagina 184
... WEAK ACIDS Four distinctly different types of calculations are needed to derive a titration curve for a weak acid ( or a weak base ) : 1. At the beginning , the solution contains only a weak acid or a weak base , and the pH is ...
... WEAK ACIDS Four distinctly different types of calculations are needed to derive a titration curve for a weak acid ( or a weak base ) : 1. At the beginning , the solution contains only a weak acid or a weak base , and the pH is ...
Pagina 186
... weak acid [ H2O ' ] = K , or pH = pK ,. At the half - neutralization point in the titra- tion of a weak base [ OH ] = K1 or pOH = pK . Titration curves for strong and weak acids with strong base are identical just slightly beyond the ...
... weak acid [ H2O ' ] = K , or pH = pK ,. At the half - neutralization point in the titra- tion of a weak base [ OH ] = K1 or pOH = pK . Titration curves for strong and weak acids with strong base are identical just slightly beyond the ...
Parole e frasi comuni
absorbance absorption acid activity added addition amount analysis analyte applications approximately atomic base becomes buffer Calculate carbonate cations cause cell charge chemical chloride chromatography color column complex compounds concentration consider constant containing curve described determination difference dilute dissociation dissolved EDTA effect electrode electrode potential electrolyte end point Equation equilibrium equivalence error example excess expression Figure filter formation give given glass H₂O H3O+ hydrogen hydroxide increase indicator involves less liquid mass mean measurements metal method mmol molar NaOH needed Note obtained occurs organic oxidation particles positive potassium potential precipitate prepared quantity radiation range reaction reagent reduced reference relative salt sample shown shows silver sodium solid solubility solution species standard standard deviation strong surface Table temperature tion titration types volume weighed write