The reduction of O2 to H2O in acidic solution has a standard reduction potential of +1.23 V. What is — Electrochemistry Chemistry Question
Question
The reduction of O2 to H2O in acidic solution has a standard reduction potential of +1.23 V. What is the effect on the half-cell potential at 25 °C when the pH of the solution is increased by one unit?
O2(g) + 4 H+(aq) + 4 e– → 2 H2O(l)
A.✓ Correct
The half-cell potential decreases by 59 mV.
B.
The half-cell potential increases by 59 mV.
C.
The half-cell potential decreases by 236 mV.
D.
The half-cell potential increases by 236 mV.
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