Question
Three moles of $PCl_5$, three moles of $PCl_3$, and two moles of $Cl_2$ are taken in a closed vessel. If at equilibrium the vessel has 1.5 moles of $PCl_5$, the number of moles of $PCl_3$ present in it is
Three moles of $PCl_5$, three moles of $PCl_3$, and two moles of $Cl_2$ are taken in a closed vessel. If at equilibrium the vessel has 1.5 moles of $PCl_5$, the number of moles of $PCl_3$ present in it is