Analytical Chemistry: An IntroductionHolt, Rinehart and Winston, 1965 - 527 pagine |
Dall'interno del libro
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Pagina 297
... sodium carbonate . Standardization of Acids with Sodium Carbonate . Sodium car- bonate is available commercially in sufficient purity for most purposes ; it can also be prepared by heating a good grade of sodium bicarbonate for 1 hour ...
... sodium carbonate . Standardization of Acids with Sodium Carbonate . Sodium car- bonate is available commercially in sufficient purity for most purposes ; it can also be prepared by heating a good grade of sodium bicarbonate for 1 hour ...
Pagina 300
... Carbonate contamination is also troublesome because it leads to poorly defined end points . This is particularly ... sodium or potassium hydroxide solution in order to remove the carbonate . Often , however , the presence of barium ion ...
... Carbonate contamination is also troublesome because it leads to poorly defined end points . This is particularly ... sodium or potassium hydroxide solution in order to remove the carbonate . Often , however , the presence of barium ion ...
Pagina 307
... sodium carbonate ( page 298 ) . An excess of neutral barium chloride is then added to a second aliquot to remove all of the carbonate ion , following which the hydroxide ion is titrated to a phenolph- thalein end point . If the ...
... sodium carbonate ( page 298 ) . An excess of neutral barium chloride is then added to a second aliquot to remove all of the carbonate ion , following which the hydroxide ion is titrated to a phenolph- thalein end point . If the ...
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