Analytical ChemistryHolt, Rinehart and Winston, 1979 - 685 pagine |
Dall'interno del libro
Risultati 1-3 di 43
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 = [ A ] ƒA ( 5-26 ) where a ...
... 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 = [ A ] ƒA ( 5-26 ) where a ...
Pagina 107
... activity coefficients as a function of ionic strength is shown in Figure 5-3 . 2. In solutions that are not too concentrated , the activity coefficient for a given species is independent of the specific nature of the electrolyte and ...
... activity coefficients as a function of ionic strength is shown in Figure 5-3 . 2. In solutions that are not too concentrated , the activity coefficient for a given species is independent of the specific nature of the electrolyte and ...
Pagina 108
... activity coefficients of ions : " where - log fλ = 0.5085 ZAVμ 1 +0.3281 a Vμ ( 5-27 ) = fA activity coefficient of the species A ZA = charge on the species A μ ionic strength of the solution a = the effective diameter of the hydrated ...
... activity coefficients of ions : " where - log fλ = 0.5085 ZAVμ 1 +0.3281 a Vμ ( 5-27 ) = fA activity coefficient of the species A ZA = charge on the species A μ ionic strength of the solution a = the effective diameter of the hydrated ...
Sommario
Introduction | 1 |
A Review of Simple Equilibrium Constant | 24 |
The Evaluation of Analytical Data | 58 |
Copyright | |
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absorbance absorption acid solution activity coefficient addition AgNO3 aliquot analysis analyte anode application aqueous base buffer cadmium calcium carbonate cathode cation cell cerium(IV chemical color complex concen coulometric determined dilute dissociation constant dissolved EDTA electrode potential electrolyte employed end point Equation equilibrium constant equivalence point equivalent weight error example excess Fe² Fe³ filter flask formal concentration formation formula weight glass gravimetric H₂O H3O+ half-cell half-reaction hydrogen ion hydroxide iodide iodine ionic strength iron(II K₁ liquid measurement membrane mercury(II metal method molar NaOH oxalate oxidation oxidation-reduction particles permanganate polarographic potassium precipitate primary standard quantity radiation react reactants reaction reagent reduced sample saturated silver chloride silver ion silver nitrate sodium solid solubility solution containing species standard electrode potential standard hydrogen electrode standard solution substance sulfuric acid Table temperature thiosulfate titration curves volume volumetric wavelength zinc
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