Analytical Chemistry: An IntroductionSaunders College Pub., 1994 - 675 pagine |
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Pagina 348
... Calibration Method As we have seen from our discussions in Section 18D , the constant K in Equations 18-18 and 18-19 is made up of several constants , at least one of which , the junction potential , cannot be computed from theory nor ...
... Calibration Method As we have seen from our discussions in Section 18D , the constant K in Equations 18-18 and 18-19 is made up of several constants , at least one of which , the junction potential , cannot be computed from theory nor ...
Pagina 559
... Calibration Work All volumetric ware should be painstakingly freed of water breaks before being calibrated . Burets and pipets need not be dry ; volumetric flasks should be thor- oughly drained and dried at room temperature . The water ...
... Calibration Work All volumetric ware should be painstakingly freed of water breaks before being calibrated . Burets and pipets need not be dry ; volumetric flasks should be thor- oughly drained and dried at room temperature . The water ...
Pagina 560
... calibration until agreement within ± 0.02 mL is achieved . Starting again from the zero mark , repeat the calibration , this time delivering about 20 mL to the receiver . Test the buret at 10 - mL intervals over its entire volume ...
... calibration until agreement within ± 0.02 mL is achieved . Starting again from the zero mark , repeat the calibration , this time delivering about 20 mL to the receiver . Test the buret at 10 - mL intervals over its entire volume ...
Parole e frasi comuni
absorbance absorption acid activity added addition amount analysis analyte applications approximately atomic base becomes buffer Calculate carbonate cations cause cell charge chemical chloride chromatography color column complex compounds concentration consider constant containing curve described determination difference dilute dissociation dissolved EDTA effect electrode electrode potential electrolyte end point Equation equilibrium equivalence error example excess expression Figure filter formation give given glass H₂O H3O+ hydrogen hydroxide increase indicator involves less liquid mass mean measurements metal method mmol molar NaOH needed Note obtained occurs organic oxidation particles positive potassium potential precipitate prepared quantity radiation range reaction reagent reduced reference relative salt sample shown shows silver sodium solid solubility solution species standard standard deviation strong surface Table temperature tion titration types volume weighed write