The atmospheric pressure is sum of the

Options

(a) pressure of the biomolecules
(b) vapour pressure of atmospheric constituents
(c) vapour pressure of chemicals and vapour pressure of volatiles
(d) pressure created on to atmospheric molecules

Correct Answer:

vapour pressure of atmospheric constituents

Explanation:

Atomsphere constitutes various particles that may be volatile/non volatile. Atmospheric pressure is the sum of the vapour pressure of volatile atmospheric constituents.