Analytical Chemistry: An IntroductionHolt, Rinehart and Winston, 1965 - 527 pagine |
Dall'interno del libro
Risultati 1-3 di 85
Pagina 11
... substance is the simplest combination of the number and species of atoms present in that substance . It is also the chemical formula unless experimental evidence indicates that the fundamental aggregate of atoms is actually some ...
... substance is the simplest combination of the number and species of atoms present in that substance . It is also the chemical formula unless experimental evidence indicates that the fundamental aggregate of atoms is actually some ...
Pagina 61
... substance to be determined is isolated from the other constituents in the sample by formation of an insoluble precipitate ; the analysis is completed by determining the weight of this precipitate , or of some substance formed from it ...
... substance to be determined is isolated from the other constituents in the sample by formation of an insoluble precipitate ; the analysis is completed by determining the weight of this precipitate , or of some substance formed from it ...
Pagina 65
... substance = sought , grams weight of substance weighed , grams X gravimetric factor Tables of gravimetric factors and their logarithms are to be found in chemical handbooks . A few are listed in Table 4-1 . TABLE 4-1 Typical Gravimetric ...
... substance = sought , grams weight of substance weighed , grams X gravimetric factor Tables of gravimetric factors and their logarithms are to be found in chemical handbooks . A few are listed in Table 4-1 . TABLE 4-1 Typical Gravimetric ...
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