Consider the Reaction If the Partial Pressures in an Equilibrium

Consider the reaction If the partial pressures in an equilibrium mixture of Br₂, Cl₂, and BrCl are 1.12 atm, 1.26 atm, and 3.14 atm, respectively, the value of K_p for this reaction at this temperature is

A) 6.99
B) 4.70
C) 1.91
D) 0.532
E) 0.142