1.

Assertion : One mole of helium atoms should occupy 22.4 litres volume at STP Reason : Taking 31 pm as radius of helium atoms, if we pack together a mole of helium atoms, the mole of atoms should have a volume of 22.4 litre

Answer»

Both A and R are true and R is the correct EXPLANATION of A
Both A and R are true but R is not a correct explanation of A
A is true but R is false
A is false but R is true

Answer :C


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