Question

what do you mean by diffusion of matter​

Answer 1

Diffusion is the movement of a fluid from an area of higher concentration to an area of lower concentration.The term "diffusion" comes from the Latin word diffundere, which means "to spread out."

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Answer 2

Diffusion is the movement of a fluid from an area of higher concentration to an area of lower concentration. Diffusion is a result of the kinetic properties of particles of matter. ... The term "diffusion" comes from the Latin word diffundere, which means "to spread out."