Fundamentals of Analytical ChemistryHolt, Rinehart and Winston, 1963 - 786 pagine |
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Pagina 323
... dissociation step is great enough to repress the second dissociation to negligible proportions . Then the concentration of A2 will be small with respect to the concentration of H + or HA ̄ and equation ( 15-4 ) becomes [ H + ] ~ [ HA ] ...
... dissociation step is great enough to repress the second dissociation to negligible proportions . Then the concentration of A2 will be small with respect to the concentration of H + or HA ̄ and equation ( 15-4 ) becomes [ H + ] ~ [ HA ] ...
Pagina 330
... dissociation constants for the acid and the formal concentrations of the components . Solving these simultaneous equations is difficult , however , and it is expedient to introduce the simplifying assumption that only one of the ...
... dissociation constants for the acid and the formal concentrations of the components . Solving these simultaneous equations is difficult , however , and it is expedient to introduce the simplifying assumption that only one of the ...
Pagina 332
... dissociation con- stants of the two acids is greater than 103. If the ratio is less than this , particularly in the ... dissociation equilibria and their constants for maleic acid are as follows : H2M H + HM ̄ HM ̄ H + + M2¬ K1 K2 ...
... dissociation con- stants of the two acids is greater than 103. If the ratio is less than this , particularly in the ... dissociation equilibria and their constants for maleic acid are as follows : H2M H + HM ̄ HM ̄ H + + M2¬ K1 K2 ...
Sommario
The Scope of Analytical Chemistry | 3 |
Some Elementary Concepts Important | 10 |
The Evaluation of Analytical Data | 33 |
Copyright | |
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2H₂O absorbance absorption acid solution addition analysis analytical anode application aqueous barium base buffer Calculate carbonate cathode cell Chem chemical chemist colloidal color complete compounds coprecipitation coulometric crucible determined dilute dissociation dissociation constant dissolved electrode electrolyte employed end point equation equilibrium constant equivalence point equivalent weight error example excess F solution ferric ferrous filter flask formal concentration formation formula weight grams gravimetric H₂O H₂SO half reaction hydrochloric acid hydroxide indicator iodide iodine liquid measurement metal method mixture mol/liter NaOH obtained occurs oxalate oxidation particles percent permanganate polarographic potassium precipitate procedure quantity radiation reagent reduced result salt sample saturated calomel electrode silver chloride silver ion silver nitrate sodium solid solubility solvent species standard hydrogen electrode standard solution substance sulfate sulfuric sulfuric acid surface Table temperature tion titration curve volt volts volume volumetric weak acid zinc
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Coagulation Pretreatment for Membrane Filtration Kerry J. Howe,Mark M. Clark Anteprima limitata - 2002 |