31.下列之氧化還原反應,若E°cell = 1.587V,E°iodine = 0.536V,則E°peroxydisulfate 為何?
S2O82-(aq)+2H+ + 21¯(aq) → 2HSO4- (aq) + I2(aq)
(A)-1.051V
(B)1.051V
(C)-2.123V
(D)2.123V

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統計： A(0), B(1), C(0), D(0), E(0) #3845255