Razón española, Edizioni 21-26Fundación Balmes, 1983 |
Dall'interno del libro
Risultati 1-3 di 88
Pagina 186
... effect apparently arises from the increased solvation of the unbonded electron pair , which lowers the energy of the n orbital . The most dramatic effects of this kind ( blue shifts of 30 nm or more ) are seen with polar hydrolytic sol ...
... effect apparently arises from the increased solvation of the unbonded electron pair , which lowers the energy of the n orbital . The most dramatic effects of this kind ( blue shifts of 30 nm or more ) are seen with polar hydrolytic sol ...
Pagina 188
... effect of shifting chromophore peaks to longer wave- lengths as well as increasing their intensities . It is seen in Table 7-4 that -OH and -NH2 have an auxochromic effect on the benzene chromophore , particularly with re- spect to the ...
... effect of shifting chromophore peaks to longer wave- lengths as well as increasing their intensities . It is seen in Table 7-4 that -OH and -NH2 have an auxochromic effect on the benzene chromophore , particularly with re- spect to the ...
Pagina 1-14
... effect of parti- cle size on , 759 effect of sample size on , in HPLC , 787 effects of variables on , 738- 739 , 739 , 748t Plate ( s ) ( continued ) . in thin - layer chromatogra- phy , 839 theoretical , 732 thin - layer , 840-841 ...
... effect of parti- cle size on , 759 effect of sample size on , in HPLC , 787 effects of variables on , 738- 739 , 739 , 748t Plate ( s ) ( continued ) . in thin - layer chromatogra- phy , 839 theoretical , 732 thin - layer , 840-841 ...
Sommario
Contents | 1 |
Elementary Electronics | 30 |
Microcomputers and Microprocessors in Chemical Instrumentation | 80 |
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absorbance absorption acid amplifier Anal analysis analyte analytical signal anode applications atoms beam Beer's law Calculate cathode cell Chem chemical chromatography circuit column components compounds concentration constant containing coulometric curve detector determination device dispersion effect elec electrical electrode elements emission employed energy Equation example excited filter flame fluorescence frequency function hydrogen infrared input instruments ionization iron(II liquid magnetic mass mass spectrometer measurements membrane ment methods mobile phase molar absorptivities molecular molecules monochromator obtained operational amplifier optical output oxidation particles peak photomultiplier plate polarized polarography potential prism protons pulse quantitative radiation Raman range reaction reagent refractive refractive index region relative rotation sample sensitivity shown in Figure signal slit solution solvent species spectra spectrometer spectrophotometer spectroscopy spectrum standard deviation stationary phase surface temperature tion titration trode tube typical ultraviolet V₁ vibrational voltage wave wavelength X-ray