Analytical Chemistry: An IntroductionSaunders College Pub., 1994 - 675 pagine |
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Risultati 1-3 di 83
Pagina 236
... dissolve the Ag2SeO3 but not the Ag2Se . The Ag * from the dissolved Ag2SeO , and the excess reagent required 16.74 mL of 0.01370 M KSCN in a Volhard titration . How many milligrams of Se were contained in each milliliter of sample ? 13 ...
... dissolve the Ag2SeO3 but not the Ag2Se . The Ag * from the dissolved Ag2SeO , and the excess reagent required 16.74 mL of 0.01370 M KSCN in a Volhard titration . How many milligrams of Se were contained in each milliliter of sample ? 13 ...
Pagina 255
... dissolved in HCl . The pH was suitably adjusted , following which 15.00 mL of 0.01768 M EDTA were introduced . The excess reagent required a 4.30 - mL back- titration with 0.008120 M Cu2 + . Calculate the average weight of Cr on each ...
... dissolved in HCl . The pH was suitably adjusted , following which 15.00 mL of 0.01768 M EDTA were introduced . The excess reagent required a 4.30 - mL back- titration with 0.008120 M Cu2 + . Calculate the average weight of Cr on each ...
Pagina 326
... dissolving a 0.800 - g sample in water and dilut- ing to exactly 500 mL . A 25.0 - mL aliquot of this was treated in such a way as to precipitate the sodium as NaZn ( UO2 ) 3 ( OAc ) , · 6H2O . The precipitate was filtered , dissolved ...
... dissolving a 0.800 - g sample in water and dilut- ing to exactly 500 mL . A 25.0 - mL aliquot of this was treated in such a way as to precipitate the sodium as NaZn ( UO2 ) 3 ( OAc ) , · 6H2O . The precipitate was filtered , dissolved ...
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