Question

name the process associated with the following :

A)Potassium permanganate crystal in a beaker and water is pored into the beaker with string.

B) Acetone water is left open and the bottle becomes empty

Answer 1

a) When water is poured in a beaker containing potassium permanganate crystals and stirred, the particles of potassium permanganate will mix with the particles of water. The process is called diffusion. The rate of diffusion increases by stirring the mixture.

b) Acetone vapourizes at room temperature due to which the bottle becomes empty. On evaporation its particles mix with air.