Though, theoretically the adsorption & desorption isotherms is expected to coincide but sometimes at least a part of the isotherms does not coincide and this phenomenon is known as adsorption hysterisis. In such cases, the desorption equilibrium pressure is __________ that obtained for adsorption.
A. Lower than
B. Higher than
C. Same as
D. Either same or higher than
Answer: Option A
This Question Belongs to Chemical Engineering >> Mass Transfer
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