Consider the following reaction at If [H+] is adjusted by adding a buffer that...

Consider the following reaction at

If [H⁺] is adjusted by adding a buffer that is 0.100 M in sodium acetate and 0.100 M in acetic acid, the pressure of oxygen gas is 1.00 atm, and the bromide concentration is 0.100 M, what is the calculated cell voltage? (K_a acetic acid = 1.8 × 10^–5.)