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Numericals involving moles, molecules and atoms

One mole of methane 

A) contain five gram atoms 

B) occupies 22.4 lit at STP

C) contain two moles of hydrogen atoms.

D) contain one gram atom of carbon

identify the correct statements from the above list


One mole of CH4 :

contains NA molecules.

contains 5NA atoms.

contains 5 gram atoms.

contains 1 gram atoms of carbon.

contains 4 gram atoms of hydrogen.

contains 4 moles of hydrogen atoms.

occupies 22.4 lit at STP..

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