Question

calculate the number of molecules present in 224 L oxygen gas at stp?​

Answer 1

Answer:

Correct option is

D

12×10

23

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

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Answer 2

Answer:

10 × N0 moles of oxygen gas

N0 ( avagadro number )

Explanation:

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