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

differential heat of adsorption.

The change in enthalpy, when a unit quantity of gas is absorbed by rel

1.	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
A.	differential heat of adsorption.
B.	heat of wetting.
C.	integral heat of adsorption.
D.	none of these.
Answer» B. heat of wetting.

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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

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