As complete saturation of an adsorbent is approached, the differential heat of adsrop-tion approaches

As complete saturation of an adsorbent is approached, the differential

1.	As complete saturation of an adsorbent is approached, the differential heat of adsrop-tion approaches
A.	that of normal condensation.
B.	integral heat of adsorption.
C.	zero.
D.	none of these.
Answer» B. integral heat of adsorption.

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As complete saturation of an adsorbent is approached, the differential heat of adsrop-tion approaches

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