Question

Archit dropped a crystal of KMnO4 into 2 beaker A and B containing hot and cold water respectively. After keeping the beakers undisturbed for somtimes, what do we observe and why?

Answer 1

the water molecules collide with the surface of the crystals.due to this the crystals get diffused in water changing the color of it.
potassium parmanganate in hot water collides more ...with it