Analytical ChemistryWiley, 1977 - 648 pagine |
Dall'interno del libro
Risultati 1-3 di 81
Pagina 349
Gary D. Christian. Glass membrane Internal filling solution ( HCI ) Ag - AgCl reference electrode FIGURE 15.6 Glass pH electrode . The potential of the cell is given by Ecell = k 2.303RT F log aн + ( unk ) ( 15.36 ) where k is a constant ...
Gary D. Christian. Glass membrane Internal filling solution ( HCI ) Ag - AgCl reference electrode FIGURE 15.6 Glass pH electrode . The potential of the cell is given by Ecell = k 2.303RT F log aн + ( unk ) ( 15.36 ) where k is a constant ...
Pagina 350
... GLASS MEMBRANE POTENTIAL . The pH glass electrode functions as a result of ion exchange on the surface of a hydrated layer . The membrane of a pH glass electrode consists of chemically bonded Na2O and SiO2 . The surface of a new glass ...
... GLASS MEMBRANE POTENTIAL . The pH glass electrode functions as a result of ion exchange on the surface of a hydrated layer . The membrane of a pH glass electrode consists of chemically bonded Na2O and SiO2 . The surface of a new glass ...
Pagina 365
... glass electrode does not have to be calibrated with a standard buffer ; it will still give the same shape of titration curve that may be shifted up or down on the potential axis . It is a good idea , though , to have some indication of ...
... glass electrode does not have to be calibrated with a standard buffer ; it will still give the same shape of titration curve that may be shifted up or down on the potential axis . It is a good idea , though , to have some indication of ...
Parole e frasi comuni
absorbance absorption acetic acid acid solution added AgCl amount analysis analytical anion atomic base beaker buffer buret calcium Calculate calibration carbon cell Chapter chelate CHEMICALS chloride chromatography CO₂ color column complex compounds concentration constant containing coulometric crucible detector determined dilute dissolved distilled water EDTA electrode electrolyte eluted end point enzyme Equation equivalence point Erlenmeyer flask ethanol example extraction Fe2+ Figure filter flask glass H₂O half-reaction hydrochloric acid hydroxide indicator iodide ion-selective electrodes ionization iron(II liquid measured mixture mmoles mmoles/ml molarity molecule NaOH Nernst equation oxidizing agent particles perchloric acid phase pipet polarographic potassium potential precipitate prepared primary standard protein proton react reaction reagent redox reduced reducing agent resin salt sample separation serum silver sodium solubility solvent substances sulfate sulfuric acid temperature tion titration curve tube unknown volume volumetric volumetric flask wavelength weak acid