Analytical ChemistryWiley, 6 gen 1994 - 840 pagine Extensively revised and updated, this edition is concerned primarily with quantitative analysis techniques. Describes how to design an analytical method, how to obtain a laboratory sample that is representative of the whole and to prepare it for analysis, what measurement tools are available, automated analyses and the statistical significance of the analysis. New and expanded topics include heterogeneous equilibria, diode array spectrometers, fiber-optic sensors and solid-phase extraction. |
Dall'interno del libro
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Pagina 691
... unknown and dry . The unknown may be either a liquid or a solid . If it is a solid , obtain it in a weighing bottle before the day of the experiment and dry for two hours at 110-120 ° C . Store in the desiccator . If the unknown is a ...
... unknown and dry . The unknown may be either a liquid or a solid . If it is a solid , obtain it in a weighing bottle before the day of the experiment and dry for two hours at 110-120 ° C . Store in the desiccator . If the unknown is a ...
Pagina 737
... Unknown ( The method of standard additions below may be used instead of the following procedures . ) 1. Synthetic unknown . Obtain an unknown from your instructor and dilute to give a concentration of 5-15 ppm Ca. Prepare a series of ...
... Unknown ( The method of standard additions below may be used instead of the following procedures . ) 1. Synthetic unknown . Obtain an unknown from your instructor and dilute to give a concentration of 5-15 ppm Ca. Prepare a series of ...
Pagina 741
... unknown to a 100 - mL volumetric flask . 1. Direct - reading instrument . Dilute your unknown to volume with water . Follow your instructor's directions for the operation of the instrument . Sev- eral atomic absorption instruments can ...
... unknown to a 100 - mL volumetric flask . 1. Direct - reading instrument . Dilute your unknown to volume with water . Follow your instructor's directions for the operation of the instrument . Sev- eral atomic absorption instruments can ...
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