Fundamentals of Analytical ChemistryHolt, Rinehart and Winston, 1969 - 835 pagine |
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Pagina 457
... hydrogen ion concentration is 0.2 M and the initial iodide concentration is 0.1 M. Further , for periods of 10 min or less , the air oxidation of iodide ion is not appreciable in solutions as acidic as 0.4 M. Success of the titration ...
... hydrogen ion concentration is 0.2 M and the initial iodide concentration is 0.1 M. Further , for periods of 10 min or less , the air oxidation of iodide ion is not appreciable in solutions as acidic as 0.4 M. Success of the titration ...
Pagina 537
... hydrogen ions in the external solution . In addition to the boundary ... concentration differences , there is a tendency for hydrogen ions to move ... ion concentrations ( pH > 9 ) , some glass membranes respond not only to changes in ...
... hydrogen ions in the external solution . In addition to the boundary ... concentration differences , there is a tendency for hydrogen ions to move ... ion concentrations ( pH > 9 ) , some glass membranes respond not only to changes in ...
Pagina 538
... ion concentration . All singly charged cations cause alkaline errors ; their magnitudes vary accord- ing to the kind ... hydrogen ions on the surface of the glass and the cations in the solution . This process can be formulated as H + GI ̄ + ...
... ion concentration . All singly charged cations cause alkaline errors ; their magnitudes vary accord- ing to the kind ... hydrogen ions on the surface of the glass and the cations in the solution . This process can be formulated as H + GI ̄ + ...
Sommario
1 The Scope of Analytical Chemistry | 1 |
2 Review of Elementary Concepts Important to Analytical Chemistry | 7 |
3 The Evaluation of Analytical Data | 25 |
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2H₂O absorbance absorption acetic acetic acid acid solution addition AgNO3 alkaline analysis analytical anode application aqueous base buffer calcium Calculate carbonate cathode cations cell cerium(IV chemical chloride color complex compounds copper(II coulometric crucible determined dilute dissociation dissolved EDTA electrolyte employed end point equation equilibrium constant equivalence point error ethanol example excess F with respect Fe3+ filter flask formal concentration formation glass H₂O H3O+ half-reaction hydrochloric acid hydrogen ion hydronium ion indicator iodide iodine ion concentration iron(III liquid measurement mercury(II metal method mixture mole/liter NaOH obtained oxalate oxidation particles percent perchloric acid permanganate potassium precipitate procedure quantity radiation reaction reagent reduced result salt sample saturated calomel electrode silver ion sodium solid solubility solution containing solvent species standard hydrogen electrode standard solution substance sulfate sulfuric sulfuric acid temperature tion titration titration curve volume volumetric wavelength weak acid