The standard reduction potential E° for the reduction of permanganate to manganese(II) in acidic sol — Electrochemistry Chemistry Question
Question
The standard reduction potential E° for the reduction of permanganate to manganese(II) in acidic solution is 1.51 V at 298 K. What is the value of E for the half-reaction at 298 K at the given concentrations?
MnO4 –(aq, 0.0100 M) + 8 H+(aq, 0.200 M) + 5 e– → Mn2+(aq, 0.0200 M) + 4 H2O(l)
A.
1.16 V
B.✓ Correct
1.44 V
C.
1.50 V
D.
1.51 V
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