A) electrolysis
B) electrophoresis
C) osmosis
D) cataphoresis
Correct Answer: C
Solution :
When two solutions of different concentration ?(one may be solvent) are kept separated by semipermeable membrane, the solvent molecules start flowing from dilute solution to concentrate solution. This phenomenon is called osmosis. Osmosis is a slow process and keeps on happening untill the concentration of both solutions become equal.
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