Analytical Chemistry: An IntroductionHolt, Rinehart and Winston, 1965 - 527 pagine |
Dall'interno del libro
Risultati 1-3 di 29
Pagina 188
... aliquot with an excess of silver nitrate . The precipitate was filtered , washed , and dried . It was found to weigh 0.0782 gram . What was the nor- mality of the HCI ? ans . 0.0218 N 35. Exactly 75.0 ml of a H2SO4 solution produced ...
... aliquot with an excess of silver nitrate . The precipitate was filtered , washed , and dried . It was found to weigh 0.0782 gram . What was the nor- mality of the HCI ? ans . 0.0218 N 35. Exactly 75.0 ml of a H2SO4 solution produced ...
Pagina 316
... aliquot required 41.7 ml of 0.0860 N HCl to reach a methyl - orange end point . A second 50.0 - ml aliquot was treated with excess of BaCl2 to precipitate all of the carbonate . The solution then re- quired 7.60 ml of the acid to reach ...
... aliquot required 41.7 ml of 0.0860 N HCl to reach a methyl - orange end point . A second 50.0 - ml aliquot was treated with excess of BaCl2 to precipitate all of the carbonate . The solution then re- quired 7.60 ml of the acid to reach ...
Pagina 479
... aliquot and transfer 5 ml of the sample to a 100 - ml volumetric flask . Add 1 ml of orthophenanthroline , 1 ml of hydro- quinone , and the amounts of citrate ( and H2SO4 ) required to adjust the pH . After 1 hour , dilute to the mark ...
... aliquot and transfer 5 ml of the sample to a 100 - ml volumetric flask . Add 1 ml of orthophenanthroline , 1 ml of hydro- quinone , and the amounts of citrate ( and H2SO4 ) required to adjust the pH . After 1 hour , dilute to the mark ...
Sommario
The Scope of Analytical Chemistry | 1 |
Some Elementary Concepts | 7 |
The Evaluation of Analytical Data | 34 |
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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