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.

Related MCQs

• When adsorption hysteresis is observed, the desorption equilibrium pressure is __________ that obtained by adsorption.
• Which of the following can be calculated theoretically using steam table and Dalton's law of partial pressure; if the relative humidity and dry bulb temperature of moist air is known?
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• The process employing desorption of the absorbed solute by a solvent is called
• In the desorption of highly soluble gas from the liquid, the main resistance will be in the __________ phase.
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