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 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+