Fundamentals of Analytical ChemistrySaunders College Pub., 1988 - 894 pagine |
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Pagina 11
... error . The average deviation is computed by dividing the sum of the deviations ( 1.70 ) by 6 , giving an average deviation from the mean of 0.28 ppm Fe . Accuracy The term accuracy denotes that closeness of a measurement or set of meas ...
... error . The average deviation is computed by dividing the sum of the deviations ( 1.70 ) by 6 , giving an average deviation from the mean of 0.28 ppm Fe . Accuracy The term accuracy denotes that closeness of a measurement or set of meas ...
Pagina 14
... error was described earlier in connection with the data in Figure 2-2c and d . Here , the source was the incompleteness of the reaction between the pyridine ring in nicotinic acid and the sulfuric acid . Errors inherent in a method are ...
... error was described earlier in connection with the data in Figure 2-2c and d . Here , the source was the incompleteness of the reaction between the pyridine ring in nicotinic acid and the sulfuric acid . Errors inherent in a method are ...
Pagina 380
... Error in the Electrode - Calibration Procedure A serious disadvantage of the electrode - calibration method is the inherent error that results from the assumption that K in Equations 15-24 and 15-25 remains constant after calibration ...
... Error in the Electrode - Calibration Procedure A serious disadvantage of the electrode - calibration method is the inherent error that results from the assumption that K in Equations 15-24 and 15-25 remains constant after calibration ...
Sommario
Introduction | 1 |
Evaluation of Analytical Data | 6 |
Gravimetric Methods of Analysis | 57 |
Copyright | |
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Parole e frasi comuni
absorbance absorption acid activity added addition amount analysis analyte applications aqueous assume atoms base becomes buffer Calculate carbonate cations cause cell chemical chloride chromatography color column common complex compounds concentration constant containing curve derived described determination deviation difference dilute dissociation dissolved EDTA effect electrode electrode potential end point Equation equilibrium equivalence error example excess expression Figure formation given gives glass H3O+ hydrogen important increases indicator involves ion concentration less liquid mean measurements metal method mmol molar NaOH Note obtained occurs organic oxidation particles phase potential precipitate prepared present Problem quantity radiation range ratio reaction reagent reduced relative sample separation shown silver sodium solid solubility solution solvent species standard Step strong Substitution surface Table temperature titration titration curves volume weak weight