Two moles of `PCl_(5)` is heated in a closed vessel of 2 L capacity. When the equilibrium is attained 40 % of it has been found to be dissociated. What is the Kc in `mol//dm^(3)` ?

5 moles of PCl_(5) are heated in a closed vessel of 5 litre capacity. At equilibrium 40% of PCl_(5) is found to be dissociated. What is the value of K_(c) ?

5 moles of PCl_(5) are heated in a closed vessel of 5 litre capacity. At equilibrium 40% of PCl_(5) is found to be dissociated. What is the value of K_(c) ?

2 g molecule of PCl_5 are heated in a closed vessel of two litre capacity. When the equilibrium is attained , PCl_5 is 40% dissociated into PCl_3 and Cl_2 . The equilibrium constant is