Particle (Chemistry)

Summary: Diffusion is the movement of particles from a place where they are at a high concentration to a place where they are at a low concentration. The concentration of a substance means the number of particles of that substance present in a volume, or space. Tags: science student-book-7 biology Created: 2026-05-21 Last Updated: 2026-05-21

Particle (Chemistry)

Diffusion is the movement of particles from a place where they are at a high concentration to a place where they are at a low concentration. The concentration of a substance means the number of particles of that substance present in a volume, or space.

Source

This concept is from the [Science Student Book 7](Science Student Book 7/Biology/Cells/1.4 Diffusion in cells.md), Biology section.