Analytical ChemistryHolt, Rinehart and Winston, 1979 - 685 pagine |
Dall'interno del libro
Risultati 1-3 di 35
Pagina 197
... buffer solution is defined as a solution that resists changes in pH as a result of either dilution or small additions of acids or bases . The most effective buffer solution contains large and approximately equal concen- trations of a ...
... buffer solution is defined as a solution that resists changes in pH as a result of either dilution or small additions of acids or bases . The most effective buffer solution contains large and approximately equal concen- trations of a ...
Pagina 201
... buffer was only about 0.04 to 0.05 . The buffer capacity of a solution is defined as the number of equivalents of strong acid or base needed to cause 1.00 liter of the buffer to undergo a 1.00 - unit change in pH . As we have seen , the ...
... buffer was only about 0.04 to 0.05 . The buffer capacity of a solution is defined as the number of equivalents of strong acid or base needed to cause 1.00 liter of the buffer to undergo a 1.00 - unit change in pH . As we have seen , the ...
Pagina 222
... buffer that is ( c ) potassium hydrogen sulfite . ( d ) sodium hydrogen malonate . ( a ) 0.150 F in NH , and 0.100 F in ( NH4 ) 2SO4 . ( b ) 0.0200 F in phenol and 0.0300 F in sodium phenolate . ( c ) 0.0120 F in sulfamic acid and ...
... buffer that is ( c ) potassium hydrogen sulfite . ( d ) sodium hydrogen malonate . ( a ) 0.150 F in NH , and 0.100 F in ( NH4 ) 2SO4 . ( b ) 0.0200 F in phenol and 0.0300 F in sodium phenolate . ( c ) 0.0120 F in sulfamic acid and ...
Sommario
Introduction | 1 |
A Review of Simple Equilibrium Constant | 24 |
The Evaluation of Analytical Data | 46 |
Copyright | |
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absorbance absorption activity coefficient addition AgNO3 aliquot analysis analyte anode application approximately atoms base buffer buret calcium Calculate calibration carbonate cathode cations cell cerium(IV chemical color column complex concen copper(II coulometric crucible determined dilute dissociation constant dissolved EDTA electrode potential electrolyte employed end point Equation equilibrium constant equivalence point equivalent weight example excess filter formal concentration formation formula weight glass H₂O H3O+ half-cell half-reaction hydrogen hydronium ion hydroxide indicator iodide iodine ion concentration iron(III liquid liter measurements mercury(II metal method molar NaOH oxalate oxidation particles permanganate pipet potassium precipitate prepared primary standard Procedure quantity radiation reaction reagent reduced sample silver chloride silver ion silver nitrate sodium solid solubility solution containing solvent species standard hydrogen electrode standard solution substance sulfuric acid Table temperature thiosulfate titration curve volume volumetric flask wavelength zinc