Question

What to you mean by diffusion ? Give example.​

Answer 1

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Diffusion, process resulting from random motion of molecules by which there is a net flow of matter from a region of high concentration to a region of low concentration. A familiar example is the perfume of a flower that quickly permeates the still air of a room.

Explanation:

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Answer 2

Answer:

Diffusion, process resulting from random motion of molecules by which there is a net flow of matter from a region of high concentration to a region of low concentration. ... D is called the diffusivity and governs the rate of diffusion.