One process catalyzed by NADHNADH dehydrogenase is NADH+H^++ubiquinone ↽−−⇀ NAD+ubiquinolNADH+H^++ubiquinone ↽−−⇀⁢ NAD^++ubiquinol The standard reduction potentials for the half‑reactions are given in the table. Oxidant Reductant ?′0 ubiquinone+2H++2e−ubiquinone+2⁢H++2⁢e^− ubiquinolubiquinol 0.045 NAD^++H^++2e−NAD^++H^++2⁢e^− NADHNADH –0.32   Calculate Δ?′0 for the reaction as shown. Δ?′0=____(V)   Calculate Δ?′0 . Δ?′0=____(kJ/mol)

Biochemistry
6th Edition
ISBN:9781305577206
Author:Reginald H. Garrett, Charles M. Grisham
Publisher:Reginald H. Garrett, Charles M. Grisham
Chapter25: Nitrogen Acquisition And Amino Acid Metabolism
Section: Chapter Questions
Problem 22P
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One process catalyzed by NADHNADH dehydrogenase is

NADH+H^++ubiquinone ↽−−⇀ NAD+ubiquinolNADH+H^++ubiquinone ↽−−⇀⁢ NAD^++ubiquinol

The standard reduction potentials for the half‑reactions are given in the table.

Oxidant Reductant ?′0
ubiquinone+2H++2e−ubiquinone+2⁢H++2⁢e^− ubiquinolubiquinol 0.045
NAD^++H^++2e−NAD^++H^++2⁢e^− NADHNADH –0.32
 
Calculate Δ?′0 for the reaction as shown.
Δ?′0=____(V)
 
Calculate Δ?′0 .
Δ?′0=____(kJ/mol)
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