Question

Gradual mixing of two or more
substances by molecular
motion is​

Answer 1

Answer:

Molecular diffusion, often simply called diffusion, is the thermal motion of all (liquid or gas) particles at temperatures above absolute zero. ... The result of diffusion is a gradual mixing of material such that the distribution of molecules is uniform

Explanation:

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Answer 2

Answer:

Molecular diffusion, often simply called diffusion, is the thermal motion of all (liquid or gas) particles at temperatures above absolute zero. ... The result of diffusion is a gradual mixing of material such that the distribution of molecules is uniform.