51. In the course of imbibition, the volume of the system
(a) Decreases (b) Increases
(c) Unchanged (d) None of these
Ans. (b) In the course of imbibition the volume of the system increases i.e., swelling occurs. The total volume of the water imbibed plus the imbibing material is less after imbibition than before. Evidence indicated that there is an actual compression of water.
(30)
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