Fundamentals of Analytical ChemistrySaunders College Pub., 1988 - 894 pagine |
Dall'interno del libro
Risultati 1-3 di 72
Pagina 534
... molecule returns to the ground state after it has been excited by absorption of radiation . Thus , all absorbing molecules have the potential to fluoresce . Most compounds do not , however , because their structure provides pathways by ...
... molecule returns to the ground state after it has been excited by absorption of radiation . Thus , all absorbing molecules have the potential to fluoresce . Most compounds do not , however , because their structure provides pathways by ...
Pagina 612
... molecules reach the interface where transfer to the mobile phase can occur . That is , with thick films , mol ... molecules of the same species is also variable . Solute molecules then reach the end of the column over a time interval ...
... molecules reach the interface where transfer to the mobile phase can occur . That is , with thick films , mol ... molecules of the same species is also variable . Solute molecules then reach the end of the column over a time interval ...
Pagina 655
... molecules can diffuse . While in the pores , molecules are effectively trapped and removed from the flow of the mobile phase . The average resi- dence time of analyte molecules depends upon their effective size . Molecules that are ...
... molecules can diffuse . While in the pores , molecules are effectively trapped and removed from the flow of the mobile phase . The average resi- dence time of analyte molecules depends upon their effective size . Molecules that are ...
Sommario
Introduction | 1 |
Evaluation of Analytical Data | 6 |
Gravimetric Methods of Analysis | 57 |
Copyright | |
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Parole e frasi comuni
absorbance absorption acetic activity coefficients addition AgNO3 aliquot analysis analytical concentration anode applications aqueous solution atoms autoprotolysis base bromocresol green buffer Calculate the pH carbonate cathode cations cell cell potential cerium(IV chemical chromatography color column complex compounds conjugate base coulometric Cu2+ detector determination dilute dissociation constant dissolved EDTA electrolyte end point Equation equilibrium constant equivalence point error example excess Fe3+ filter formation constant H₂O H3O+ half-reaction hydronium ion concentration indicator iodine ionic strength iron(II K₁ KMnO4 liquid measurements metal method mmol mobile phase molar concentration molecules NaOH obtained oxidation particles potassium precipitate quantity radiation ratio reaction reagent relative sample shown in Figure silver silver chloride sodium solid solubility solution containing solvent species standard deviation standard electrode potentials standard hydrogen electrode standard solution Substitution Table temperature titration titration curves volume volumetric wavelength weak acid weight Zn2+