StoichiometryMole–Volume Stoichiometry1Choose 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