Question

define diffusion. Give 2 examples.
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Answer 1

Answer: Diffusion Definition. Diffusion is a physical process that refers to the net movement of molecules from a region of high concentration to one of lower concentration. ... For instance, a gas diffuses very quickly in another gas. An example of this is the way the noxious smell of ammonia gas spreads in air.

Explanation:

Answer 2

Answer:

• Diffusion is defined as the movement of molecules from high reason concentration to low region concentration.

Examples;

• Gas.
• Smell.

Hope it helps you.