Question

what is diffusion ?​

Answer 1

Answer:

It is passive phenomenon, it doesn't require energy

Explanation:

Movement from higher concentration to lower concentration,e.g Diffusion of gases in alveolar membrane

Answer 2

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➡️Diffusion is net movement of anything from a region of higher concentration to a region of lower concentration.

➡️Diffusion is driven by a gradient in concentration.

➡️The concept of diffusion is widely used in many fields, including physics, chemistry, biology, sociology, economics, and finance.