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प्रश्न
When a gas jar containing air is inverted over a gas jar containing bromine vapour, the red-brown bromine vapour diffuse into air. Explain how bromine vapour diffuse into air.
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उत्तर
Both air and bromine vapour are made up of tiny moving particles, which collide with each other and bounce about in all directions due to which both the gas particles mix uniformly. This is an example of diffusion.
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