StoichiometryMole–Mass Stoichiometry1Choose the best answer1.5 mol O₂ reacts completely with Mg: 2Mg + O₂ → 2MgO What mass of Mg is consumed?A72 gB36 gC48 gD24 g Like 0 Discuss 0Share
StoichiometryMole–Mass Stoichiometry2Choose the best answerIn the reaction: CH₄ + 2O₂ → CO₂ + 2H₂O what mass of CO₂ is produced when 0.5 mol O₂ reacts with excess CH₄?A44 gB22 gC11 gD5.5 g Like 0 Discuss 0Share
StoichiometryMole–Mass Stoichiometry3Choose the best answerWhat mass of SO₂ is formed by burning sulfur in 5.0 mol O₂? S + O₂ → SO₂A640 gB320 gC160 gD80 g Like 0 Discuss 0Share
StoichiometryMole–Mass Stoichiometry4Choose the best answerWhat mass of MgO is produced when 0.5 mol Mg burns in excess O₂? 2Mg + O₂ → 2MgOA40 gB30 gC10 gD20 g Like 0 Discuss 0Share
StoichiometryMole–Mass Stoichiometry5Choose the best answerIf 2.25 mol O₂ reacts completely with Al, what mass of Al is consumed? 4Al + 3O₂ → 2Al₂O₃A81 gB54 gC49.5 gD27 g Like 0 Discuss 0Share