Given the following coupled reactions: phosphoenolpyruvate + H2O → pyruvate + Pi     ΔG°'= -61.9 kJ/mol ATP + H2O → ADP + Pi     ΔG°'= -30.5 kJ/mol    write the overall reaction, calculate the ΔG°’, and determine if the reaction is exergonic or endergonic. The overall reaction is  ______ + _______  → _______ + _________ The overall ΔG°’ is ________ kJ/mol. Therefore, the reaction is _______(exergonic/endergonic)

Biochemistry
9th Edition
ISBN:9781319114671
Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Chapter1: Biochemistry: An Evolving Science
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Given the following coupled reactions:

phosphoenolpyruvate + H2O → pyruvate + Pi     ΔG°'= -61.9 kJ/mol

ATP + H2O → ADP + Pi     ΔG°'= -30.5 kJ/mol 

 

write the overall reaction, calculate the ΔG°’, and determine if the reaction is exergonic or endergonic.

The overall reaction is 

______ + _______  → _______ + _________

The overall ΔG°’ is ________ kJ/mol. Therefore, the reaction is _______(exergonic/endergonic)

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what is The standard free energy change for the combined system that you wrote in the previous problem

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