Fundamentals of Analytical ChemistryHolt, Rinehart and Winston, 1969 - 835 pagine |
Dall'interno del libro
Risultati 1-3 di 77
Pagina 442
... excess oxalate , and then redissolved in dilute sulfuric acid . Titration of the liberated oxalic acid required 31.53 ml of 0.1101 N KMnO4 . Calculate the percentage of calcium in the sample . Ans .: 31.15 percent Ca. 9. A 0.282 - g ...
... excess oxalate , and then redissolved in dilute sulfuric acid . Titration of the liberated oxalic acid required 31.53 ml of 0.1101 N KMnO4 . Calculate the percentage of calcium in the sample . Ans .: 31.15 percent Ca. 9. A 0.282 - g ...
Pagina 463
... excess of KI . ( b ) for standardization of a sodium hydroxide solution by titration of the protons of the acid salt . ( c ) in an iodate titration in strong HCl solution where the reduction product is ICI . 7. Each of the following ...
... excess of KI . ( b ) for standardization of a sodium hydroxide solution by titration of the protons of the acid salt . ( c ) in an iodate titration in strong HCl solution where the reduction product is ICI . 7. Each of the following ...
Pagina 481
... excess of KBr . The mixture was acidified and allowed to stand for 5 min . An excess of KI was then added and the liberated I was titrated with 17.4 ml of 0.0783 N thiosulfate . How many milligrams of acro- lein were present in the ...
... excess of KBr . The mixture was acidified and allowed to stand for 5 min . An excess of KI was then added and the liberated I was titrated with 17.4 ml of 0.0783 N thiosulfate . How many milligrams of acro- lein were present in the ...
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