Definition Of Diffusion Encyclopedia
A familiar example is the perfume of a flower that quickly permeates the still air of a room.
Definition of diffusion encyclopedia. Diffusion is important in many life processes. Diffusion usually happens in a solution in gas or in a liquid. 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. It occurs for example across the alveolar membrane of the lung which separates the carbon dioxide rich blood from the oxygen rich air.
Diffusion is the net movement of anything for example atom ions molecules from a region of higher concentration to a region of lower concentration.