7409Chemical EngineeringMedium
The change in enthalpy, when a unit quantity of gas is absorbed by relatively large quantity of adsorbent (on which a definite concentration of the adsorbed gas already exists) is termed as the________?
AHeat of wetting
BIntegral heat of adsorption
CNone of these
DDifferential heat of adsorption
Correct answer
D. Differential heat of adsorption
Explanation
The correct answer is Differential heat of adsorption.