Analytical Chemistry: An IntroductionSaunders College Pub., 1994 - 675 pagine |
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Risultati 1-3 di 36
Pagina 252
... zinc , the following displacement reaction occurs : MgY2 + M2 + → MY2 + Mg2 + where M2 + represents the analyte cation . The liberated magnesium or zinc is then titrated with a standard EDTA solution . Displacement methods are useful ...
... zinc , the following displacement reaction occurs : MgY2 + M2 + → MY2 + Mg2 + where M2 + represents the analyte cation . The liberated magnesium or zinc is then titrated with a standard EDTA solution . Displacement methods are useful ...
Pagina 307
... Zinc amalgam is nearly as effective a reducing agent as the pure metal and has the important virtue of inhibiting the reduction of hydrogen ions by zinc , a parasitic reaction that not only needlessly uses up the reducing agent but also ...
... Zinc amalgam is nearly as effective a reducing agent as the pure metal and has the important virtue of inhibiting the reduction of hydrogen ions by zinc , a parasitic reaction that not only needlessly uses up the reducing agent but also ...
Pagina 362
... zinc , lead , and mercury . These metals and several others can be deposited without interference from hydrogen evolution . In theory , it is not possible to deposit zinc from a neutral aqueous solution because hydrogen forms at a ...
... zinc , lead , and mercury . These metals and several others can be deposited without interference from hydrogen evolution . In theory , it is not possible to deposit zinc from a neutral aqueous solution because hydrogen forms at a ...
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