The reduction of pyruvate to lactate has an Eo′ of -0.185 V while the reduction of acetaldehyde to ethanol has an Eo′ of -0.197 V. If these two reactions are coupled to produce a spontaneous reaction, which of the following would be the reducing agent?
A) pyruvate
B) lactate
C) acetaldehyde
D) ethanol
E) cannot be determined from the given information
Correct Answer:
Verified
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