Question

Define diffusion and Brownian motion

Answer 1

Answer:

Diffusion is the movement of a fluid from an area of higher concentration to an area of lower concentration.

Brownian movement is the random motion of particles suspended in a fluid (a liquid or a gas ) resulting from their collision with the fast - moving atoms or molecules in a gas or liquid.

Hope this helps u...

Answer 2

Answer:

Diffusion is the net movement of anything (for example, atom, ions, molecules) from a region of higher concentration to a region of lower concentration.