Respuesta :

Answer:

26.84 moles of P2O5

Explanation:

You have make the reaction formula with the balanced elements/compounds:

4P + 5O2 ➟ 2 P2O5

67.1 mol O2/ 2 mol P2O5

                  / 5 mol O2

*the diatomic element doesn't interfere

                 

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