Analytical ChemistryHolt, Rinehart and Winston, 1979 - 685 pagine |
Dall'interno del libro
Risultati 1-3 di 78
Pagina 175
... color change will begin beyond 24.95 ml and be complete before 25.05 ml of silver have been added . An abrupt color change and a minimal titration error can be expected . In contrast , with 0.001 - F AgNO , the color change will com ...
... color change will begin beyond 24.95 ml and be complete before 25.05 ml of silver have been added . An abrupt color change and a minimal titration error can be expected . In contrast , with 0.001 - F AgNO , the color change will com ...
Pagina 187
... color . We can symbolize the typical reaction of an acid - base indicator as follows : or H2O + HIn ( acid color ) H2O * + In ( base color ) In + H2O ( base color ) InH * + он ( acid color ) For the first indicator HIn will be the major ...
... color . We can symbolize the typical reaction of an acid - base indicator as follows : or H2O + HIn ( acid color ) H2O * + In ( base color ) In + H2O ( base color ) InH * + он ( acid color ) For the first indicator HIn will be the major ...
Pagina 188
... color when ≥ [ In ̄ ] 10 [ HIn ] 1 The color appears to be intermediate for ratios between these two values . These numerical estimates , of course , represent average behavior only ; some indicators require smaller ratio changes and ...
... color when ≥ [ In ̄ ] 10 [ HIn ] 1 The color appears to be intermediate for ratios between these two values . These numerical estimates , of course , represent average behavior only ; some indicators require smaller ratio changes and ...
Sommario
Introduction | 1 |
A Review of Simple Equilibrium Constant | 24 |
The Evaluation of Analytical Data | 46 |
Copyright | |
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absorbance absorption activity coefficient addition AgNO3 aliquot analysis analyte anode application approximately atoms base buffer buret calcium Calculate calibration 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 zinc