Please answer the question fast Share with your friends Share 0 Animesh Paul answered this Solution: PV= nRTGas is same so moles will be same. Temperature is constant.P1V1 + P2V2 = PfVf280×2 + 500×0.5 = Pf ×2.5Pf = 324 mm HgHence, the correct option is (D). 0 View Full Answer