Certain bacteria use the enzyme penicillinase to decom- pose penicillin and render it inactive. The Michaelis- Menten constants for this enzyme and substrate are Km = 5 × 10-5 mol L-ªand k, = 2 × 10³ s¯1. (a) What is the maximum rate of decomposition of peni- cillin if the enzyme concentration is 6 × 10-7 M? (b) At what substrate concentration will the rate of decomposition be half that calculated in part (a)?

Certain bacteria use the enzyme penicillinase to decom- pose penicillin and render it inactive. The Michaelis- Menten constants for this enzyme and substrate are Km = 5 × 10-5 mol L-ªand k, = 2 × 10³ s¯1. (a) What is the maximum rate of decomposition of peni- cillin if the enzyme concentration is 6 × 10-7 M? (b) At what substrate concentration will the rate of decomposition be half that calculated in part (a)?

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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