6(e) For acid-catalysed hydrolysis of substituted benzoic esters (in 99.9% H2SO4) the rate-determining step follows protonation: H* ö-Et H O-Et RDS + H₂O + H₂O R R R When rates are measured and their logarithms are plotted against the Hammett substituent parameter ox, instead of the usual linear relationship, a rather unusual graph is observed. Comment on this graph, providing the mechanism of any relevant rate-determining steps. 3.5 3- 25- log(kx) 2 1.5- 11 0.5 0 -0.5 0 0.5 1.5 OH + EtOH (5)

6(e) For acid-catalysed hydrolysis of substituted benzoic esters (in 99.9% H2SO4) the rate-determining step follows protonation: H* ö-Et H O-Et RDS + H₂O + H₂O R R R When rates are measured and their logarithms are plotted against the Hammett substituent parameter ox, instead of the usual linear relationship, a rather unusual graph is observed. Comment on this graph, providing the mechanism of any relevant rate-determining steps. 3.5 3- 25- log(kx) 2 1.5- 11 0.5 0 -0.5 0 0.5 1.5 OH + EtOH (5)

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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