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N₂O₃

3 moles oxgyen atoms in 1 mole .

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The study of chemicals is called chemistry.

The correct answer is 3 moles.

What are moles?

  • The mole is the base unit of the amount of substance in the International System of Units. It is defined as exactly [tex]6.02214076*10^{23[/tex] elementary entities, which may be atoms, molecules, ions, or electrons.

According to the question,  we have the find the number of moles present in [tex]N_2O_3[/tex] the compound.

There are 3 atoms of oxygen present in the compound [tex]N_2O_3[/tex]. so one mole is reacting with all atoms of oxygen.

Hence, we can say that there are 3 moles in the oxygen atom.

For more information about the mole, refer to the link:-

https://brainly.com/question/20290065

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