Question

what is diffusion give an example

Answer 1

Diffusion is the free movement of molecules of a substance from their region of higher concentration to their region of lower concentration when the two are in direct contact.
For example, putting a crystal of potassium permanganate in water shows the mixing as diffusion

Answer 2

Heya mate ur answer
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Diffusion is the movement of a substance(liquid, gas, solid) from the region of its higher concentration to the region of its lower concentration. For example:1) you can smell perfume because it diffuses into the air an make its way into ur nose.

Hope it helps........