(a) Define diffusion
(b) State two factors that affect the rate of diffusion
(b) State two factors that affect the rate of diffusion
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Correct Answer: Option
Explanation:
(a) Definition of diffusion; The process by which molecules of different substances move randomly among one another.
OR
Intimate mixing of molecules/atoms/particles of different substance (as a result of kinetic energy)
(b) Factors that affect the rate of diffusion
- density of substance
- mass of substance
- temperature
(a) Definition of diffusion; The process by which molecules of different substances move randomly among one another.
OR
Intimate mixing of molecules/atoms/particles of different substance (as a result of kinetic energy)
(b) Factors that affect the rate of diffusion
- density of substance
- mass of substance
- temperature