Fundamentals of Biochemistry: Life at the Molecular Level 5th Edition

Published by Wiley
ISBN 10: 1118918401
ISBN 13: 978-1-11891-840-1

Chapter 14 - Introduction to Metabolism - Exercises - Page 476: 7

Answer

1) We know that free energy change( delta G) of a reaction and eqilibirum constant(K) satisfy Delta G= -RT* InK where T is in Kelvin ==>> InK= -(delta G)/RT = 31500/8.314*310 = 12.22 >> K= 2.1*10^5 2) YES this reaction to serve as a control point for its pathway (the citric acid cycle).

Work Step by Step

1) We know that free energy change( delta G) of a reaction and eqilibirum constant(K) satisfy Delta G= -RT* InK where T is in Kelvin ==>> InK= -(delta G)/RT = 31500/8.314*310 = 12.22 >> K= 2.1*10^5 2) YES this reaction to serve as a control point for its pathway (the citric acid cycle).
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