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Mole Concept And Stoichiometry — Chemistry STD 10 — Question

ICSE BoardEnglish MediumSTD 10ChemistryMole Concept And Stoichiometry2 Marks
Question
Define the term: Vapour density.
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Answer

Vapour density : It is Density of a gas, expressed as the mass of a given volume of the gas divided by the mass of an equal volume of a reference gas (such as hydrogen or air) at the same ternperature and pressure.

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