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Question
Which of the two diffuses faster : a liquid or a gas?
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Solution
Gases diffuse faster compared to liquids because the particles of gases have more space between them and have higher kinetic energy.
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| Fig. I | Fig. II |
In figure-I, an air column of length ℓ1 is entrapped by a column of Hg of length 8 cm. In figure-II length of same air column at the same temperature is ℓ2. The `ℓ_1/ℓ_2` is:
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