The Following Question Refers to the Following System: 3Ag(s)+ NO₃^-(aq) $\to$

The following question refers to the following system: 3Ag(s) + NO₃^-(aq) + 4H⁺(aq) $\to$ 3Ag⁺(aq) + NO(g) + 2H₂O(l)
Anode reaction:
Ag $\to$ Ag⁺(aq) + 1e^-
$\varepsilon$ ° = -0.7990 V
Cathode reaction:
NO₃^-(aq) + 4H⁺(aq) + 3e^- $\to$ NO(g) + 2H₂O(l)
$\varepsilon$ ° = 0.9636 V
Determine the equilibrium constant at 25°C.

A)
B)
C)
D)
E) 3.117