Question

what is diffusion? explain.
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Answer 1

Answer:

Diffusion is a physical process where molecules of a material move from an area of high concentration (where there are many molecules) to an area of low concentration (where there are fewer molecules)until it has reached equilibrium (molecules evenly spread). ... Diffusion can only work with gases and liquids.

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Answer 2

Diffusion is net movement of anything from a region of higher concentration to a region of lower concentration. Diffusion is driven by a gradient in concentration. For example, if you spray perfume at one end of a room eventually the gas particles will be all over the room.

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