Analytical ChemistryHolt, Rinehart and Winston, 1979 - 685 pagine |
Dall'interno del libro
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Pagina 106
... ACTIVITY AND ACTIVITY COEFFICIENTS To describe the effect of ionic strength on equilibria in quantitative terms , chemists use a concentration parameter called the activity , which is defined as follows : a1 = [ Alfa ( 5-26 ) where a is ...
... ACTIVITY AND ACTIVITY COEFFICIENTS To describe the effect of ionic strength on equilibria in quantitative terms , chemists use a concentration parameter called the activity , which is defined as follows : a1 = [ Alfa ( 5-26 ) where a is ...
Pagina 107
... coefficients for some spe- cies increase and may even become greater than one . Interpretation of the behavior of ... activity coefficients as a function of ionic strength is shown in Figure 5-3 . 2. In solutions that are not too ...
... coefficients for some spe- cies increase and may even become greater than one . Interpretation of the behavior of ... activity coefficients as a function of ionic strength is shown in Figure 5-3 . 2. In solutions that are not too ...
Pagina 108
Douglas A. Skoog, Donald M. West. Evaluation of Activity Coefficients . In 1923 Debye and Hückel derived the following theoretical expression , which permits the calculation of activity coefficients of ions : " where - log fA = 0.5085 ...
Douglas A. Skoog, Donald M. West. Evaluation of Activity Coefficients . In 1923 Debye and Hückel derived the following theoretical expression , which permits the calculation of activity coefficients of ions : " where - log fA = 0.5085 ...
Sommario
Introduction | 1 |
A Review of Simple Equilibrium Constant | 24 |
The Evaluation of Analytical Data | 46 |
Copyright | |
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absorbance absorption acid solution activity coefficient addition AgNO3 aliquot analysis analyte anode application approximately atoms base buffer buret calcium Calculate carbonate cathode cations cell cerium(IV chemical color column complex concen copper(II coulometric crucible determined dilute dissociation constant dissolved EDTA electrode potential electrolyte employed end point Equation equilibrium constant equivalence point equivalent weight example excess filter formal concentration formation formula weight glass H₂O H3O+ half-cell half-reaction hydrogen hydronium ion hydroxide indicator iodide iodine ion concentration iron(III liquid liter measurements mercury(II metal method molar NaOH oxalate oxidation particles permanganate pipet potassium precipitate prepared primary standard Procedure quantity radiation reaction reagent reduced sample silver chloride silver ion silver nitrate sodium solid solubility solution containing solvent species standard hydrogen electrode standard solution substance sulfuric acid Table temperature thiosulfate titration curve volume volumetric flask wavelength
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