StoichiometryMole Concept and Number of Atoms1Choose the best answerWhich pair contains the same number of oxygen atoms?A0.5 mol H₂O and 1 mol SO₂B1 mol CO₂ and 0.5 mol SO₃C0.25 mol H₂O₂ and 0.5 mol H₂ODNone of these Like 0 Discuss 0Share