Analytical ChemistryWiley, 6 gen 1994 - 812 pagine Tabel of contents: Analytical Objectives, or: What Analytical Chemists Do. Data Handling. Stoichiometric Calculations. General Concepts of Equilibrium. Gravimetric Analysis. Acid-Base Equilibria. Acid-Base Titrations. Complexometric Titrations. Precipitation Reactions and Titrations. Electrochemical Cells and Electrode Potentials. Potentiometry. Redox and Potentiometric Titrations. Voltammetry and Electrochemical Sensors. Spectrometry. Atomic Spectrometric Methods. Solvent Extraction. Chromatographic Methods. Kinetic Methods of Analysis. Automation in the Laboratory. Clinical Chemistry. Environmental Analysis. Basic Tools and Operations of Analytical Chemistry. Experiments. Appendices. Index. |
Dall'interno del libro
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Pagina 192
Gary D. Christian. The buffering capacity is maximum at pH = pKa or base the solution can tolerate . The buffer capacity ( buffer intensity , buffer index ) of a solution is defined as В = dCвон / dpH = -dCHA / dpH ( 6.49 ) where dCBOH ...
Gary D. Christian. The buffering capacity is maximum at pH = pKa or base the solution can tolerate . The buffer capacity ( buffer intensity , buffer index ) of a solution is defined as В = dCвон / dpH = -dCHA / dpH ( 6.49 ) where dCBOH ...
Pagina 217
... Buffer Capacity 53. A buffer solution contains 0.10 M NaH2PO4 and 0.070 M Na2HPO4 . What is its buffer capacity in moles / liter per pH ? By how much would the pH change if 10 μl ( 0.010 mL ) of 1.0 M HCl or 1.0 M NaOH were added to 10 ...
... Buffer Capacity 53. A buffer solution contains 0.10 M NaH2PO4 and 0.070 M Na2HPO4 . What is its buffer capacity in moles / liter per pH ? By how much would the pH change if 10 μl ( 0.010 mL ) of 1.0 M HCl or 1.0 M NaOH were added to 10 ...
Pagina 322
... buffer and is used to measure the pH of another , the new reading will not correspond exactly to the standard value of the second ... Buffer Solutions " Buffer 322 CHAPTER 11 / POTENTIOMETRY Standard Buffers Accuracy of pH Measurements.
... buffer and is used to measure the pH of another , the new reading will not correspond exactly to the standard value of the second ... Buffer Solutions " Buffer 322 CHAPTER 11 / POTENTIOMETRY Standard Buffers Accuracy of pH Measurements.
Sommario
Data Handling | 14 |
Stoichiometric Calculations | 65 |
General Concepts of Equilibrium | 115 |
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absorbance acetic acid acid solution added AgCl agent analysis analyte anion base beaker buffer buret Ca2+ calcium Calculate calibration curve carbon cell Chapter chelate Chem chemical chloride chromatography color column complex compounds concentration containing detector determined dilute dissociation dissolved EDTA eluted end point enzyme Equation equilibrium constant equivalence point error example extraction Fe2+ Figure filter flame fluorescence glass H₂O half-reaction HOAc hydrogen indicator injected instrument ion-selective electrodes ionic strength ionization iron(III liquid measurements method millimoles mixture mmol mmol/mL molarity molecules moles NaOH Nernst equation obtained oxidizing oxidizing agent peak phase pipet potassium potential precipitate prepared proton quantitative radiation ratio react reaction reagent redox reference electrode salt sample separation serum silver sodium sodium hydroxide solubility solvent species spectrometry substances temperature tion titration titration curve tube unknown volume volumetric flask wavelength weak acid weight