Consider the following equilibrium for which Kp = 0.0752 at 480 C.
2Cl₂(g) + 2H₂O ?? 4 HCl(g) + O₂(g)

what is the value of Kp for the reaction: 4 HCl(g) + O₂(g) ?? 2Cl₂(g) + 2H₂O