Chemistry - Mole Concept Question with Solution | TestHub

ChemistryMole ConceptCalculation of moleMedium2 minQB

ChemistryMediumsingle choice

Four one litre flasks are separately filled with the gases hydrogen, helium, oxygen and ozone at same room temp. and pressure. The ratio of total number of atoms of these gases present in the different flasks would be -

Options:

Answer:

Solution:

Question Explanation:

The question asks for the ratio of the total number of atoms.

Concept:

This concept is based on Avogadro's hypothesis.

Solution:

Equal volume of gases contains equal numbers of molecules (Avogadro’s Law)

$N u mb ero f a t o m s = n u mb ero f m o l es \times a t o mi c i t y$

The ratio of atoms is $2 : 1 : 2 : 3$ .

The final answer is $(C)$

Stream:JEESubject:ChemistryTopic:Mole ConceptSubtopic:Calculation of mole

⏱ 2mℹ️ Source: QB

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