Fundamentals of Analytical ChemistryHolt, Rinehart and Winston, 1969 - 835 pagine |
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Pagina 177
... coprecipitated impurities ; it is ordi- narily supersaturated in terms of a postprecipitated contaminant . Types of Coprecipitation Four major types of coprecipitation can be discerned . 1. Surface adsorption , in which the contaminant ...
... coprecipitated impurities ; it is ordi- narily supersaturated in terms of a postprecipitated contaminant . Types of Coprecipitation Four major types of coprecipitation can be discerned . 1. Surface adsorption , in which the contaminant ...
Pagina 181
... coprecipitate at least in part in this form . Occlusion Occlusion is a type of coprecipitation in which the soluble impurity is enclosed or entrapped within the crystal structure of the solid . As such , it acts as a seat of ...
... coprecipitate at least in part in this form . Occlusion Occlusion is a type of coprecipitation in which the soluble impurity is enclosed or entrapped within the crystal structure of the solid . As such , it acts as a seat of ...
Pagina 192
... Coprecipitation of alkali metal and calcium ions . ( Sulfates of these ions weigh less than the equivalent amount of BaSO4 , which should have formed . ) 4. Coprecipitation of ammonium ion . ( Ammonium sulfate is volatilized upon ...
... Coprecipitation of alkali metal and calcium ions . ( Sulfates of these ions weigh less than the equivalent amount of BaSO4 , which should have formed . ) 4. Coprecipitation of ammonium ion . ( Ammonium sulfate is volatilized upon ...
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 acetic acid acid solution addition AgNO3 aliquot analysis analytical anode aqueous autoprotolysis base buffer Calculate the pH carbonate cathode cations cell cerium(IV chemical chloride ion color complete compounds copper copper(II coulometric Cu2+ determined dilute dissolved EDTA electrode potential electrolyte employed end point equation equilibrium constant equivalence point equivalent weight error example excess F with respect filter flask formal concentration formation formula weight glass H₂O H3O+ half-cell half-reaction hydrochloric acid hydrogen ion hydroxide ion indicator iodate iodide iodine iron(II measurements mercury(II metal method mole/liter NaOH neutral oxalate percent permanganate potassium potentiometric precipitate Procedure quantity reaction reagent reducing salt sample silver ion silver nitrate sodium sodium carbonate solubility solution containing solvent species standard electrode potential standard hydrogen electrode standard solution substance sulfate sulfuric acid temperature thiosulfate tion titration titration curve volume volumetric weak acid zinc