A) Adsorption is a surface whereas absorption is a bulk phenomena.
B) Water vapours are absorbed by anhydrous \[CaC{{l}_{2}}\] but adsorbed by silica gel.
C) Adsorption and absorption take place individually. They can not occur simultaneously.
D) All of the above statements are correct.
Correct Answer: C
Solution :
[c] Both adsorption and absorption can take place simultaneously. The term sorption is used to describe both the processes.
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