Fundamentals of Analytical ChemistryHolt, Rinehart and Winston, 1969 - 835 pagine |
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Pagina 418
... PERMANGANATE Potassium permanganate is probably the most widely used of all volumetric oxidizing agents . It is a powerful oxidant and readily available at modest cost . The intense color of the permanganate ion is sufficient to signal ...
... PERMANGANATE Potassium permanganate is probably the most widely used of all volumetric oxidizing agents . It is a powerful oxidant and readily available at modest cost . The intense color of the permanganate ion is sufficient to signal ...
Pagina 420
... permanganate solutions , diphenylamine sulfonic acid or the orthophenanthroline - iron ( II ) complex will give a sharper end point . The permanganate end point in acid solution is not permanent , and gradually fades . Decolorization ...
... permanganate solutions , diphenylamine sulfonic acid or the orthophenanthroline - iron ( II ) complex will give a sharper end point . The permanganate end point in acid solution is not permanent , and gradually fades . Decolorization ...
Pagina 443
... permanganate solution . If , after removal of the MnO2 , the filtrate were acidified , what volume of 0.100 N Fe ( II ) solution would be required to titrate the excess permanganate ? Ans .: 17.4 ml . 19. A 3.00 - g sample of stainless ...
... permanganate solution . If , after removal of the MnO2 , the filtrate were acidified , what volume of 0.100 N Fe ( II ) solution would be required to titrate the excess permanganate ? Ans .: 17.4 ml . 19. A 3.00 - g sample of stainless ...
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