Analytical Chemistry: An IntroductionSaunders College Pub., 1994 - 675 pagine |
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Pagina 3
... sample being analyzed and the number of components in the sample matrix . 1C - 2 Sampling To produce meaningful information , an analysis must be performed on a sample whose composition faithfully represents that of the bulk of material ...
... sample being analyzed and the number of components in the sample matrix . 1C - 2 Sampling To produce meaningful information , an analysis must be performed on a sample whose composition faithfully represents that of the bulk of material ...
Pagina 117
... sample of impure nitrobenzene was treated with 1.044 g of tin . When reaction was complete , the residual tin was found to weigh 0.338 g . Calculate the percentage of nitrobenzene in the sample . 6-31 . A series of sulfate samples is to ...
... sample of impure nitrobenzene was treated with 1.044 g of tin . When reaction was complete , the residual tin was found to weigh 0.338 g . Calculate the percentage of nitrobenzene in the sample . 6-31 . A series of sulfate samples is to ...
Pagina 326
... sample of burn ointment was eliminated by ashing , following which the solid resi- due of ZnO was dissolved in acid . Treatment with ( NH4 ) 2C2O4 resulted in the formation of the sparingly soluble ZnC204 . The solid was filtered ...
... sample of burn ointment was eliminated by ashing , following which the solid resi- due of ZnO was dissolved in acid . Treatment with ( NH4 ) 2C2O4 resulted in the formation of the sparingly soluble ZnC204 . The solid was filtered ...
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