Though, theoretically the adsorption & desorption isotherms is expecte – McqOptions

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1.	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 hysteresis. 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» B. Higher than

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