For the equilibrium, LiCl⋅3NH3(s)⇌LiCl⋅NH3(s)+2NH3(g); Kp=9 atm2 at 37oC. A 5 litre vessel contains 0.1 mole of LiCl⋅NH3. How many moles of NH3 should be added to the flask at this temperature to derive the backward reaction for completion?
Use: R=0.082 atm-L/mol K