Fundamentals of Analytical ChemistrySaunders College Pub., 1988 - 894 pagine |
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Pagina 91
... ratio derived in step 1 . 4. Equate the result from step 3 to either Equation 4-2a or 4-3a , which- ever contains ... ratio is EXAMPLE 4-8 Stoichiometric ratio = 2 mmol HCI 1 mmol Ba ( OH ) 2 Step 2. The number of millimoles of the ...
... ratio derived in step 1 . 4. Equate the result from step 3 to either Equation 4-2a or 4-3a , which- ever contains ... ratio is EXAMPLE 4-8 Stoichiometric ratio = 2 mmol HCI 1 mmol Ba ( OH ) 2 Step 2. The number of millimoles of the ...
Pagina 183
... ratio [ In ̄ ] / [ HIn ] is greater than about 10 or smaller than about 0.1 . Consequently , the color imparted to a solution by a typical indicator appears to the average observer to change rapidly only within the limited concentration ...
... ratio [ In ̄ ] / [ HIn ] is greater than about 10 or smaller than about 0.1 . Consequently , the color imparted to a solution by a typical indicator appears to the average observer to change rapidly only within the limited concentration ...
Pagina 526
... Ratio Method In the mole - ratio method , a series of solutions is prepared in which the an- alytical concentration of one reactant ( usually the cation ) is held constant while that of the other is varied . A plot of absorbance versus ...
... Ratio Method In the mole - ratio method , a series of solutions is prepared in which the an- alytical concentration of one reactant ( usually the cation ) is held constant while that of the other is varied . A plot of absorbance versus ...
Sommario
Introduction | 1 |
Evaluation of Analytical Data | 6 |
Gravimetric Methods of Analysis | 57 |
Copyright | |
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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