A) electrolysis
B) electrophoresis
C) osmosis
D) cataphoresis
Correct Answer: C
Solution :
The phenomenon in which, when two solutions of different concentration (one may be solvent) are kept separated by semi-permeable membrane, the solvent molecules start flowing from dilute solution to concentrate solution. This is called osmosis. Osmosis is a slow process and keeps on happening until the concentration of both solutions becomes equal.
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