Question

How many number of atoms present in 4.48 L of gas at STP​

Answer 1

Number of moles in 22.4 L of O  

2

​  

 at STP =22.4/22.4=1 mole

Number of  atoms present in 1 mole of oxygen=6×10  

23

 

so total no. of oxygen atoms=2×6×10  

23

=12×10  

23

 atoms

Double this one u will get the answer

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