(a) Explain diffusion (b) State one factor that can affect the rate of diffusion.
PHYSICS
WAEC 2003
(a) Explain diffusion
(b) State one factor that can affect the rate of diffusion.
Explanation
Diffusion is the tendency of a gas to mix with another and fill an empty space as a result of the constant random motion of the molecules
(b) Factors affecting rate of diffusiom are;
(i) mass
(ii) temperature
(iii) density
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