StoichiometryMole–Volume Stoichiometry1Choose the best answer0.25 mol N₂ reacts with excess H₂: N₂ + 3H₂ → 2NH₃ The volumes of H₂ consumed and NH₃ produced at STP (273 K and 1 atm) are respectively:A16.8 L and 11.2 LB33.6 L and 11.2 LC11.2 L and 2.8 LD22.4 L and 5.6 L Like 0 Discuss 0Share
StoichiometryMole–Volume Stoichiometry2Choose the best answerSodium reacts with water: 2Na + 2H₂O → 2NaOH + H₂ What volume of H₂ at STP is produced by 20 mol Na?A762 LB112 LC448 LD224 L Like 0 Discuss 0Share
StoichiometryMole–Volume Stoichiometry3Choose the best answerHow many moles of Mg are required to produce 11.2 dm³ H₂ at STP (273 K and 1 atm)? Mg + 2HCl → MgCl₂ + H₂A1 molB2 molC0.5 molD0.25 mol Like 0 Discuss 0Share
StoichiometryMole–Volume Stoichiometry4Choose the best answer0.1 mol CS₂ undergoes complete combustion: CS₂ + 3O₂ → CO₂ + 2SO₂ What volume of SO₂ is produced at STP (273 K and 1 atm)?A4.48 dm³B2.24 dm³C1.12 dm³D5.6 dm³ Like 0 Discuss 0Share