Physical Chemistry and Its Biological ApplicationsPhysical Chemistry and Its Biological Applications ... |
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Page 509
... nuclei , one B nucleus with a shift close to that of the A nuclei , and one X and two Y nuclei with chemical shifts far removed from A and B but close a Figure 13-12 Calculated AB spectra for J = 10 Hz and the ratio of coupling constant ...
... nuclei , one B nucleus with a shift close to that of the A nuclei , and one X and two Y nuclei with chemical shifts far removed from A and B but close a Figure 13-12 Calculated AB spectra for J = 10 Hz and the ratio of coupling constant ...
Page 518
... nucleus from motion or change in quan- tization of other magnetic nuclei or of electrons in the vicinity of the nucleus , and these fields are also able to produce transitions , which can be seen in the spectrum as influences on the ...
... nucleus from motion or change in quan- tization of other magnetic nuclei or of electrons in the vicinity of the nucleus , and these fields are also able to produce transitions , which can be seen in the spectrum as influences on the ...
Page 520
... NUCLEI NMR spectra of any of a variety of nuclei that have magnetic moments can in principle be obtained . The spectra of different nuclei cannot be confused , because the chemical shift range of any one nucleus is very small compared ...
... NUCLEI NMR spectra of any of a variety of nuclei that have magnetic moments can in principle be obtained . The spectra of different nuclei cannot be confused , because the chemical shift range of any one nucleus is very small compared ...
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absorption acid activity adsorbed adsorption amino amount behavior benzene Calculate carbon carboxyl cell chain charge Chem chemical chemical shift chloride cm³ coefficient complex components concentration containing corresponding curve described diagram dipole dissociation distance effect electric electrolyte electron enthalpy entropy enzyme equal equation equilibrium constant example force free energy frequency function H₂O heat hydrogen atom hydrogen bonds increase interaction ionic ionization k₂ kcal kinetic magnetic field magnitude material measured membrane mixture molar mole fraction molecular weight molecules nuclei occurs orbital osmotic pressure oxidation oxygen particles polar potential protein proton quantum number radiation rate constant ratio reactant reaction represented resonance rotation sample shown in Figure sodium solid solubility solvent species spectra spectrum spin structure substance substrate sucrose surface tension temperature tion titration torr transition triplet tube vapor pressure velocity vibrational viscosity volume wave wavelength zero