⚠️Our tutors found the solution shown to be helpful for the problem you're searching for. We don't have the exact solution yet.
For the reaction A(g) ⇌ 2 B(g), a reaction vessel initially contains only A at a pressure of PA = 1.26 atm. At equilibrium, PA = 0.28 atm. Calculate the value of Kp. (Assume no changes in volume or temperature.)