The Standard Cell Potential (E°)of a Voltaic Cell Constructed Using

The standard cell potential (E°) of a voltaic cell constructed using the cell reaction below is 0.76 V: Zn(s) + 2H⁺(aq) → Zn²⁺(aq) + H₂(g)
With = 1.0 atm and [Zn²⁺] = 1.0 M,the cell potential is 0.53 V.The concentration of H⁺ in the cathode compartment is ________ M.

A) 1.3 × 10^-4
B) 1.7 × 10^-8
C) 1.1 × 10^-2
D) 7.7 × 10³
E) 1.3 × 10^-11