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  Home > JCE Print > Journal of Chemical Education > Issues > 2007  > September  >
Research: Science and Education
Appreciating Formal Similarities in the Kinetics of Homogeneous, Heterogeneous, and Enzyme Catalysis
Michael T. Ashby
Department of Chemistry and Biochemistry, University of Oklahoma, Norman, OK 73019
Cover
September 2007
Vol. 84 No. 9
p. 1515

Abstract
Because interest in catalysts is widespread, the kinetics of catalytic reactions have been investigated by widely diverse groups of individuals, including chemists, engineers, and biologists. This has lead to redundancy in theories, particularly with regard to the topics of homogeneous, heterogeneous, and enzyme catalysis. From a pedagogical perspective, it is useful to emphasize the common denominators that link these theories, which is an objective that is readily accomplished by deriving the rate laws for homogeneous, heterogeneous, and enzyme catalytic systems while using the vernacular of those disciplines. In doing so, one may translate the lexicon that is typically associated with those derivations, and this may be useful to individuals who study catalysis from an interdisciplinary perspective.
Supplement
A representative Mathematica input file that depicts the numerical solution to differential eqs 4–7 (with a comparison with the approximation of eq 11) and a derivation of eq 23 are available.
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Citation
Ashby, Michael T. J. Chem. Educ. 2007, 84, 1515.
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Keywords
Analogies / Transfer; Catalysis; Enzymes; Graduate Education / Research; Interdisciplinary / Multidisciplinary; Kinetics; Mathematics / Symbolic Mathematics; Mechanisms of Reactions; Textbooks / Reference Books; Upper-Division Undergraduate
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History
Created:
Last Updated:
7/23/2007
8/16/2007
  Home > JCE Print > Journal of Chemical Education > Issues > 2007  > September  > Page 1515


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