Analytical Chemistry: An IntroductionHolt, Rinehart and Winston, 1965 - 527 pagine |
Dall'interno del libro
Risultati 1-3 di 77
Pagina 318
... reduction the gain of electrons . In any oxidation - reduction reaction the ratio of mols of substance oxidized to mols of substance reduced is such that the number of electrons lost by the one species is equal to the number gained by ...
... reduction the gain of electrons . In any oxidation - reduction reaction the ratio of mols of substance oxidized to mols of substance reduced is such that the number of electrons lost by the one species is equal to the number gained by ...
Pagina 368
... reduced Cr3 + not reduced eFe3 + → Fe2 + Cu2 + reduced to metallic Cu 3e + H¿M00 + 6H + → Mo3 + + 4H2O 2e + UO2 ++ 4H + . → U4 + + 2H2O 3e + UO2 ++ 4H + → U3 + + 2H2O * 3e + V ( OH ) + 4H + . → V2 + + 4H2O e + TiO2 + + 2H + ...
... reduced Cr3 + not reduced eFe3 + → Fe2 + Cu2 + reduced to metallic Cu 3e + H¿M00 + 6H + → Mo3 + + 4H2O 2e + UO2 ++ 4H + . → U4 + + 2H2O 3e + UO2 ++ 4H + → U3 + + 2H2O * 3e + V ( OH ) + 4H + . → V2 + + 4H2O e + TiO2 + + 2H + ...
Pagina 408
... reduced both Fe and Ti ( Ti4 + → Ti3 + ) . The reduced solution consumed 46.3 ml of the Ce4 + solution . Calculate the percent Fe2O3 and the percent TiO2 in the sample . 9. How would you prepare 500 ml of exactly 0.200 N Ce + in 1 F ...
... reduced both Fe and Ti ( Ti4 + → Ti3 + ) . The reduced solution consumed 46.3 ml of the Ce4 + solution . Calculate the percent Fe2O3 and the percent TiO2 in the sample . 9. How would you prepare 500 ml of exactly 0.200 N Ce + in 1 F ...
Sommario
The Scope of Analytical Chemistry | 1 |
Some Elementary Concepts | 7 |
The Evaluation of Analytical Data | 34 |
Copyright | |
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absorbance absorption acid solution addition AgCl AgNO3 aliquot analysis analytical barium base buffer buret Calculate carbonate cell cerium chemical chemist chloride ion colloidal color complex compound coprecipitation crucible determined deviation dilute dissociation dissolved employed end point equation equilibrium constant equivalence point equivalent weight error example excess F solution Fe2+ filter flask formal concentration formula weight grams gravimetric H₂ H₂O H3O+ half reaction hydrogen ion hydronium ion hydroxide indicator iodide iodine ion concentration iron iron III KMnO4 liquid liter measurement metal method milliequivalents ml of water mol/liter NaOH normality oxalate oxidation particles percent permanganate phenolphthalein pipet potassium potentiometric precipitate quantity radiation reagent reduced result salt sample silver chloride silver ion silver nitrate sodium sodium carbonate solid solubility solvent species standard hydrogen electrode standard solution substance sulfate sulfuric acid temperature thiocyanate tion titration curve volt volume volumetric wash weak acid