Question

mixing of substance on their own ?

Answer 1

Mixing of substances on their own is known as diffuaion. In this process particles move from region of higher concentration to the region of lower cincentration until particles are mixed in a uniformly or in a equal ratio..

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Answer 2

Mixing of substance on their own is nothing but diffusion procees. It is defined as the physical process that refers to the net movement of molecules from a region of high concentration to one of lower concentration region. The substance that diffuses may be a solid, liquid or gas. One of the main characteristics of diffusion is the movement of solid,liquid or gaseous molecules along the concentration gradient.