In Langumir's model of adosrption of a gas on a solid surface :

Options

A. The rate of dissociation of adsorbed molecules from the surface does not depend on the surface covered
B. The adsorption at a single site on the surface may involve multiple molecules at the same time
C. The mass of gas striking a given area of surface is proportional to the pressure of the gas
D. The mass of gas striking a given area of surface is independent of the pressure of the gas

Explanation

Conceptual