Essential Chemistry for IGCSE - Particles And Purification (Section 2 - No. 42)
Which of the following statements about diffusion is correct?
Diffusion occurs faster in solids.
Diffusion is faster at lower temperatures.
Diffusion occurs due to the random movement of particles.
Diffusion is not affected by the concentration gradient.
Explanation
Diffusion depends on the random movement of particles from high to low concentrations.
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