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. |
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Pagina 279
... precipitate color , and an excess of Ag is required to produce enough precipitate to be seen . An indicator blank should always be run and subtracted from the titration to correct for errors . The Mohr titration must be performed at a ...
... precipitate color , and an excess of Ag is required to produce enough precipitate to be seen . An indicator blank should always be run and subtracted from the titration to correct for errors . The Mohr titration must be performed at a ...
Pagina 687
... precipitate settle , then test for complete precipitation by adding a few drops of barium chloride without stirring . If additional precipitate forms , add slowly , with stirring , 5 mL more barium chloride ; let settle , and test again ...
... precipitate settle , then test for complete precipitation by adding a few drops of barium chloride without stirring . If additional precipitate forms , add slowly , with stirring , 5 mL more barium chloride ; let settle , and test again ...
Pagina 689
... precipitate is formed , insufficient citric acid has been added . Dissolve the precipitate by adding dropwise HCl ( 1 : 1 , about 3 mL ) until the pH is about 3. Add 1-2 mL more citric acid solution . Check again by adding conc . NH3 ...
... precipitate is formed , insufficient citric acid has been added . Dissolve the precipitate by adding dropwise HCl ( 1 : 1 , about 3 mL ) until the pH is about 3. Add 1-2 mL more citric acid solution . Check again by adding conc . NH3 ...
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