Analytical Chemistry: An IntroductionSaunders College Pub., 1994 - 675 pagine |
Dall'interno del libro
Risultati 1-3 di 52
Pagina 366
... cathode , which limits the rate at which copper ions are brought to the electrode surface and thus the current . From Equation 19-4 , it is apparent that the decrease in IR must be offset by an increase in the cathode overpotential ...
... cathode , which limits the rate at which copper ions are brought to the electrode surface and thus the current . From Equation 19-4 , it is apparent that the decrease in IR must be offset by an increase in the cathode overpotential ...
Pagina 368
... ( cathode in this example ) at a constant potential . The current in the reference - electrode circuit is essen- tially zero at all times . Digital A current meter 2.63mA dc power supply S B Electrolysis circuit Counter electrode ...
... ( cathode in this example ) at a constant potential . The current in the reference - electrode circuit is essen- tially zero at all times . Digital A current meter 2.63mA dc power supply S B Electrolysis circuit Counter electrode ...
Pagina 381
... cathode . ( b ) Tl ( I ) as Th2O , on an anode . ( c ) TI ( I ) as the element on a cathode . * 19-29 . A 0.1516 - g sample of a purified organic acid was neutral- ized by the hydroxide ion produced in 5 min and 24 s by a constant ...
... cathode . ( b ) Tl ( I ) as Th2O , on an anode . ( c ) TI ( I ) as the element on a cathode . * 19-29 . A 0.1516 - g sample of a purified organic acid was neutral- ized by the hydroxide ion produced in 5 min and 24 s by a constant ...
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