By James N. Pitts, George S. Hammond, Klaus Gollnick
Photochemistry of easy Aldehydes and Ketones within the fuel section (E. Lee). The Photochemistry of Rhodopsins (M. Ottolenghi). natural Photochemical Refractive-Index snapshot Recording platforms (W. Tomlinson and E. Chandross). concept and functions of Chemically triggered Magnetic Polarization in Photochemistry (J. Wan). topic Index. Cumulative Index, Volumes 1-12. content material: Advances in Photochemistry; Contents; Photochemistry of straightforward Aldehydes and Ketones within the fuel part; The Photochemistry of Rhodopsins; natural Photochemical Refractive-Index photograph Recording structures; thought and purposes of Chemically precipitated Magnetic Polarization in Photochemistry; topic Index; Cumulative Index, Volumes 1-12; Erratum. summary: Photochemistry of easy Aldehydes and Ketones within the fuel part (E. Lee). The Photochemistry of Rhodopsins (M. Ottolenghi). natural Photochemical Refractive-Index snapshot Recording structures (W. Tomlinson and E. Chandross). concept and functions of Chemically precipitated Magnetic Polarization in Photochemistry (J. Wan). topic Index. Cumulative Index, Volumes 1-12
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The height of the wave is governed by the diffusion, iD, and is proportional to the analytical (overall) acid concentration in the solution Cacid = [K] + [HA]. (27) In a certain pH rangl'l in acidic solutions the wave height is independent of the pH. If the pH of the solution is increased beyond this range, the wave height gradually begins to decrease and at the same time a new wave becomes apparent at more negative potentials. This latter wave increases with increasing pH. The sum of the wave heights of both waves usually remains constant and is independent of the pH.
Therefore it was possible to determine the stability constants of cadmium, zinc, and tin complexes formed with nitrilotriacetic acid. In a later investigation  Koryta used the equations derived by Koutecky and Brdicka  and estimated the rate constant (kt) of the dissociation of the cadmium complex formed with nitrilotriacetic acid. He showed, on the basis of the value determined, that in the discharge of cadmium ions in an excess of nitrilotriacetic acid on a streaming electrode (the contact time with the solution is 8 • 10- 4 sec) the kinetic component of the currerit should not play any role .
Both variants of the indirect method given by Rüetschi were used by Nürnberg and co-workers [176-178] for the determination of the dissociation rate constants which they erroneously attributed CURRENTS UMlTED BY THE RA TE OF CHEMICAL REACTION 35 to the dissociation of weak acids. In reality, these authors dealt with the overall rate of transfer of protons from acids present in the solutions to the molecules of the catalyst; this transfer resulted in catalytic hydrogen formation or production of p-nitroaniline, which they used as proton-transfer agent rather than azobenzene.