Chemistry - Mole Concept Question with Solution | TestHub

ChemistryMole ConceptMiscellaneous/MixedEasy2 minPYQ_2014

ChemistryEasysingle choice

The number of atoms in $52 g$ of $He$ is

Answer:

Solution:

Number of atoms $= \frac{N _{A} \times mass}{At. mass}$ $= \frac{6.023 \times 1 0 ^{23} \times 52}{4} = 7.829 \times 1 0^{24}$ atoms

Stream:AIIMSSubject:ChemistryTopic:Mole ConceptSubtopic:Miscellaneous/Mixed

⏱ 2mℹ️ Source: PYQ_2014

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