Fundamentals of Analytical ChemistrySaunders College Pub., 1988 - 894 pagine |
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Pagina 480
... absorbance of a 2.50 × 10-5 M solution of the complex at 580 nm in a 1.00 - cm cell . ( b ) the absorbance of a solution in which the concentration of the complex is twice that in ( a ) . ( c ) the transmittance of the solutions ...
... absorbance of a 2.50 × 10-5 M solution of the complex at 580 nm in a 1.00 - cm cell . ( b ) the absorbance of a solution in which the concentration of the complex is twice that in ( a ) . ( c ) the transmittance of the solutions ...
Pagina 516
... Absorbance . The absorbance of a solution is often influenced by such variables as the nature of the solvent , pH , temperature , electrolyte concentration , reaction time , and presence of interfering sub- stances . The effects of ...
... Absorbance . The absorbance of a solution is often influenced by such variables as the nature of the solvent , pH , temperature , electrolyte concentration , reaction time , and presence of interfering sub- stances . The effects of ...
Pagina 517
... absorbance of 0.517 . Use these data to calculate the number of milligrams of phosphate in each milliliter of the specimen . The absorbance of the second measurement must be corrected for dilution : Corrected absorbance = 0.517 × 26.0 ...
... absorbance of 0.517 . Use these data to calculate the number of milligrams of phosphate in each milliliter of the specimen . The absorbance of the second measurement must be corrected for dilution : Corrected absorbance = 0.517 × 26.0 ...
Sommario
Introduction | 1 |
Evaluation of Analytical Data | 6 |
Gravimetric Methods of Analysis | 57 |
Copyright | |
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Parole e frasi comuni
absorbance absorption acetic activity coefficients addition AgNO3 aliquot analysis analytical concentration anode applications aqueous solution atoms autoprotolysis base bromocresol green buffer Calculate the pH carbonate cathode cations cell cell potential cerium(IV chemical chromatography color column complex compounds conjugate base coulometric Cu2+ detector determination dilute dissociation constant dissolved EDTA electrolyte end point Equation equilibrium constant equivalence point error example excess Fe3+ filter formation constant H₂O H3O+ half-reaction hydronium ion concentration indicator iodine ionic strength iron(II K₁ KMnO4 liquid measurements metal method mmol mobile phase molar concentration molecules NaOH obtained oxidation particles potassium precipitate quantity radiation ratio reaction reagent relative sample shown in Figure silver silver chloride sodium solid solubility solution containing solvent species standard deviation standard electrode potentials standard hydrogen electrode standard solution Substitution Table temperature titration titration curves volume volumetric wavelength weak acid weight Zn2+