What controls diffusion rate?
What controls diffusion rate?
Diffusion is the net movement of particles from a region of higher concentration to a region of lower concentration. The rate of diffusion is the amount of a substance that crosses a surface by diffusion in a given time.
Step-by-step lessons on Edexcel GCSE Biology 8.1.4 Rate of diffusion using Fick's law. Each one builds up to exam-style questions. Start with the foundational topics and build up to the higher-tier material.