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Give any two applications of Avogadro's law.

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Solution :Avogadro.s law : EQUAL volumes of all gases under the same conditions of temperature and pressure contain an equal number of molecules.
Applications of Avogadro.s law :
It is used to DETERMINE the atomicity of gases.
It is helpful in determining the molecular formula of gaseous COMPOUNDS.
It establishes the relationship between the vapour DENSITY and molecular mass of a gas.
It gives the value of molar value of molar volume of gases at STP.
Molar volume of a gas at STP = 22.4 LITRES.
It explains Gay lussac.s law effectively.


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