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प्रश्न
Give reason
When an empty gas jar is inverted over a gas jar containing a coloured gas, the gas also spreads into the empty jar.
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उत्तर
This shows that gases can fill up all the space that they get, and they have neither a fixed shape nor a fixed volume. They have no free surfaces, either.
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संबंधित प्रश्न
There are large intermolecular gaps in
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- iron ball
- common salt
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Differentiate the general properties of solids, liquids and gases in the form of a table — with reference to free diffusion.
State in which of the three states of matter:
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