Analytical Chemistry: An IntroductionSaunders College Pub., 1994 - 675 pagine |
Dall'interno del libro
Risultati 1-3 di 28
Pagina 557
... Volumetric Flask Before being put into use , volumetric flasks should be washed with detergent and thoroughly rinsed . Only rarely do they need to be dried . If required , however , drying is best accomplished by clamping the flask in ...
... Volumetric Flask Before being put into use , volumetric flasks should be washed with detergent and thoroughly rinsed . Only rarely do they need to be dried . If required , however , drying is best accomplished by clamping the flask in ...
Pagina 560
... Volumetric Flask Weigh the clean , dry flask to the nearest milligram . Then fill to the mark with equilibrated water and reweigh . Calculate the volume contained with the aid of Table 28-3 . Calibration of a Volumetric Flask Relative ...
... Volumetric Flask Weigh the clean , dry flask to the nearest milligram . Then fill to the mark with equilibrated water and reweigh . Calculate the volume contained with the aid of Table 28-3 . Calibration of a Volumetric Flask Relative ...
Pagina 605
... volumetric flask and 25 mL of distilled water to a second 100 - mL volumetric flask . Add 1 mL of hydroxylamine , 10 mL of sodium acetate , and 10 mL of 1,10 - phenanthroline to each flask . Allow the mixtures to stand for 5 min ...
... volumetric flask and 25 mL of distilled water to a second 100 - mL volumetric flask . Add 1 mL of hydroxylamine , 10 mL of sodium acetate , and 10 mL of 1,10 - phenanthroline to each flask . Allow the mixtures to stand for 5 min ...
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