At 298 K, the equilibrium constant is 2 × 1015 for the reaction :
Cu(s) + 2Ag+ (aq) ⇌ Cu2+ (aq) + 2Ag(s)
The equilibrium constant for the reaction
\(\frac12\)Cu2+ (aq) + Ag(s) ⇌ \(\frac12\)Cu(s) + Ag+ (aq)
is x × 10–8. The value of x is_______. (Nearest Integer)