Soaking of water by a sponge is an example of :

simple adsorption

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physical adsorption

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chemisorption

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absorption

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Solution

The correct option is B physical adsorption
Soaking of water by a sponge is an example of physical adsorption.

Water molecules are held to the surface of the sponge by weak van der Waals forces.

Hence, the correct option is B.

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Similar questions

Consider the following two situations, in which case will the volume occupied by the sponge be greater?

Situation 1: Sponge on a table

Situation 2: Sponge soaked in water

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