the no of molecules present in 11.2 liters of air at STP is
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Answer:
3.011 x 10^22 molecules
Step-by-step explanation:
1 mole of any substance occupies 22.4 litre of volume at STP.
22.4 l = 1 mole = avagadro's number of particles
11.2 l = 1/2 mole
N•/2 number of molecules
= 6.022 x 10^22
= 3.011 x 10^22 molecules
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