Chemistry - Mole Concept Question with Solution | TestHub

ChemistryMole ConceptMiscellaneous/MixedEasy2 minPYQ_2020
ChemistryEasysingle choice

How many numbers of molecules and atoms respectively are present in 2.8 litres of a diatomic gas at STP?

Options:

Answer:
C
Solution:

Number of molecules of gas at STP
=Volume22.4×NA
=6.023×1023×2.822.4=7.5×1022molecules
Number of atoms in diatomic molecule
=Numberofmolecules×atomsin1molecule
=2×7.5×1022
=15×1022atoms

Stream:NTA_ABHYAS_NEETSubject:ChemistryTopic:Mole ConceptSubtopic:Miscellaneous/Mixed
⏱ 2mℹ️ Source: PYQ_2020

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