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A conversion of a substrate that undergo enzyme-catalysis at 25 °C has a Michaelis constant of 0.025 mol dm³. The rate of the reaction is 0.224 mmol dm3 s when the substrate concentration is 0.915 mol dm3. What is the maximum velocity of this reaction?

A conversion of a substrate that undergo enzyme-catalysis at 25 °C has a Michaelis constant of 0.025 mol dm³. The rate of the reaction is 0.224 mmol dm3 s when the substrate concentration is 0.915 mol dm3. What is the maximum velocity of this reaction?

Chemistry & Chemical Reactivity
Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter14: Chemical Kinetics: The Rates Of Chemical Reactions
Section14.7: Reaction Mechanisms
Problem 14.14CYU: One possible mechanism for the decomposition of nitryl chloride, NO2CI, is What is the overall...
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5. A conversion of a substrate that undergo enzyme-catalysis at 25 °C has a Michaelis constant of 0.025 mol dm³. The rate of the reaction is 0.224 mmol dm3s¹ when the substrate concentration is 0.915 mol dm3. What is the maximum velocity of this reaction? 6. The enzyme-catalysed conversion of a substrate at 25 °C has a Michaelis constant of 70 μmol dm and a maximum velocity of 20.4 μmol dm³ s¹ when the enzyme concentration is 1.40 nmol dm ³. a. Calculate kcat and n. b. Is the enzyme 'catalytically perfect'?
Transcribed Image Text:5. A conversion of a substrate that undergo enzyme-catalysis at 25 °C has a Michaelis constant of 0.025 mol dm³. The rate of the reaction is 0.224 mmol dm3s¹ when the substrate concentration is 0.915 mol dm3. What is the maximum velocity of this reaction? 6. The enzyme-catalysed conversion of a substrate at 25 °C has a Michaelis constant of 70 μmol dm and a maximum velocity of 20.4 μmol dm³ s¹ when the enzyme concentration is 1.40 nmol dm ³. a. Calculate kcat and n. b. Is the enzyme 'catalytically perfect'?
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