Analytical ChemistryHolt, Rinehart and Winston, 1979 - 685 pagine |
Dall'interno del libro
Risultati 1-3 di 79
Pagina 267
... addition of hexamethylenetetramine ; titration of the iron and nickel required 26.73 ml of 0.0626 - F EDTA . Iron and chromium were masked with pyro- phosphate in a third 50.00 - ml aliquot ; 18.65 ml of the EDTA solution were needed to ...
... addition of hexamethylenetetramine ; titration of the iron and nickel required 26.73 ml of 0.0626 - F EDTA . Iron and chromium were masked with pyro- phosphate in a third 50.00 - ml aliquot ; 18.65 ml of the EDTA solution were needed to ...
Pagina 374
... ADDITION METHOD In the standard addition method the potential of the electrode system is measured before and after addition of a small volume of a standard to a known volume of the sample . The assumption is made that this addition does ...
... ADDITION METHOD In the standard addition method the potential of the electrode system is measured before and after addition of a small volume of a standard to a known volume of the sample . The assumption is made that this addition does ...
Pagina 493
... addition method are suitable for atomic absorption spectroscopy . Calibration Curves . Although absorbance should theoretically be pro- portional to concentration , deviations from linearity do occur . Thus empirical calibration curves ...
... addition method are suitable for atomic absorption spectroscopy . Calibration Curves . Although absorbance should theoretically be pro- portional to concentration , deviations from linearity do occur . Thus empirical calibration curves ...
Sommario
Introduction | 1 |
A Review of Simple Equilibrium Constant | 24 |
The Evaluation of Analytical Data | 46 |
Copyright | |
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absorbance absorption acid solution activity coefficient addition AgNO3 aliquot analysis analyte anode application approximately atoms base buffer buret calcium Calculate 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
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