Analytical ChemistryXerox College Pub., 1971 - 508 pagine |
Dall'interno del libro
Risultati 1-3 di 74
Pagina 178
... salt , BH + : B + H2O BH + + OH ̄ . pOH = pK + log [ salt ] [ base ] ( 12.39 ) ( 12.40 ) A mixture of a weak base and its salt acts as a buffer in the same manner as a weak acid and its salt . When a strong acid is added , it combines ...
... salt , BH + : B + H2O BH + + OH ̄ . pOH = pK + log [ salt ] [ base ] ( 12.39 ) ( 12.40 ) A mixture of a weak base and its salt acts as a buffer in the same manner as a weak acid and its salt . When a strong acid is added , it combines ...
Pagina 180
... salt of a weak base ionizes to form equal amounts of B and H3O + ( H + if we disregard hydronium ion formation as previously ) . We can therefore solve for the hydrogen ion concentration ( by assuming ionization is less than 10 or 15 ...
... salt of a weak base ionizes to form equal amounts of B and H3O + ( H + if we disregard hydronium ion formation as previously ) . We can therefore solve for the hydrogen ion concentration ( by assuming ionization is less than 10 or 15 ...
Pagina 266
... salt bridge is usually employed , except when the ions may interfere in a determination . Ammonium chloride or potassium nitrate may be used if the potassium or chloride ion interferes . A commonly used salt bridge is a 3 % agar ...
... salt bridge is usually employed , except when the ions may interfere in a determination . Ammonium chloride or potassium nitrate may be used if the potassium or chloride ion interferes . A commonly used salt bridge is a 3 % agar ...
Sommario
Introduction | 3 |
Basic Tools of Analytical Chemistry | 15 |
Experiment | 16 |
Copyright | |
29 sezioni non visualizzate
Altre edizioni - Visualizza tutto
Parole e frasi comuni
absorbance absorption acetic acid solution activity activity coefficient added agent alkaline amount analysis analytical anion atomic beaker beta particles blood buffer buret calcium Calculate calibration carbon cathode cell chelate chloride chromatography color column complex compounds concentration constant containing coulometric crucible decrease detector determined dilute dissolved distilled water EDTA electrode electrolyte eluted end point enzyme Equation equivalence point Erlenmeyer flask error example extraction Figure filter flame flask glass glucose half-reaction hydrochloric acid hydrogen hydroxide indicator instrument iodide ion-selective electrodes ionization measured mercury metal mixture mmoles molecule NaOH Nernst equation nitrogen oxidizing oxidizing agent particles percent perchloric acid pipet potassium potential precipitate prepared procedure protein reaction reagent redox reduced salt sample separation serum sodium soluble solvent substance sulfuric sulfuric acid temperature titration titration curve tube unknown volume volumetric volumetric flask wavelength weight zero