For Henry`s law, Pi = HiXi, Here Pi is
(a) Partial pressure in the gas phase of the dilute component
(b) Vapour pressure in the gas phase of the dilute component
(c) Total ambient pressure in the gas phase of the dilute component
(d) None of the mentioned
I had been asked this question by my school principal while I was bunking the class.
My question is taken from Two component Gas -Two component Liquid system-II in portion Multiphase Equilibrium of Chemical Process Calculation