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Powdered substances are more effective a...

Powdered substances are more effective adsorbents than their crystalline form because

A

adsorption is an exothermic process

B

they become inert and do not react with the adsorbate

C

the extent of adsorption increases with increases in surface area of the absorbent

D

absorption is more if the size of absorbent is small

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The correct Answer is:
C
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