Diffusion is a process of _____?

ڈفوین _____ کا عمل ہے؟

Changing of liquid to gas state

Intermixing of particles of different matters on their own

Intermixing of particles of different matters with external sources

None of these

Diffusion is the natural movement of particles from an area of higher concentration to lower concentration without external force.

It occurs in gases, liquids, and even solids to some extent.