A gas has a Henry’s law constant of 80 bar. If its partial pressure above a solution is 4 bar, what is its mole fraction
Henry’s law: p = KH · x . x = (4/80) = 0.05 .
Ref: NCERT Class 12 Chemistry > Chapter 1: Solutions > Topic: Solubility - of Solids and Gases in Liquids Henry's Law