Description: A small amount of bromine liquid is allowed to evaporate into air, and its rate of diffusion is followed by watching the color. A similar amount of bromine liquid is released into a long evacuated tube. Its rate of diffusion into the enclosed volume is compared with the first observation.

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Source: Shakhashiri, B.Z. Chemical Demonstrations: A Handbook for Teachers of Chemistry

Year or vol: 2 page: 63

Keywords: Diffusion, Bromine, Kinetic-Molecular Theory, Molecular Speeds