Essential Chemistry for IGCSE - Particles And Purification (Section 1 - No. 2)
What type of experiment is used to demonstrate Brownian motion?
Observing the diffusion of a gas.
Observing the movement of pollen grains in water.
Measuring the temperature of a liquid.
Measuring the pressure of a gas.
Explanation
Brownian motion is often demonstrated by observing the erratic movement of small particles in a liquid or gas.
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