Question 379Fe2O3 + 2NH3 → 6Fe3O4 + N2 + 3H2O According to the balanced equation above, when one mole of NH3 reacts completely. Which of the following is true?A.1 mole of N2, must be formedB.3 mole of Fe3O4 must be formedC.1 mole of water must be formedD.4 moles of Fe3O4 must reactObjective Show full explanation