StoichiometryGas Volume Stoichiometry71Choose the best answerWhat volume of O₂ is required for complete oxidation of 4 L CO at the same temperature and pressure? 2CO + O₂ → 2CO₂A4 LB8 LC2 LD1 L Like 0 Discuss 0Share
StoichiometryMass–Mass Stoichiometry72Choose the best answerWhat mass of O₂ is required to react completely with 0.6 g C? C + O₂ → CO₂A32 gB16 gC1.6 gD0.8 g Like 0 Discuss 0Share
StoichiometryMole–Mass Stoichiometry73Choose 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
StoichiometryMass–Volume Stoichiometry74Choose the best answerWhat volume of CH₄ at STP (273 K and 1 atm) is required to react completely with 3.2 g O₂? CH₄ + 2O₂ → CO₂ + 2H₂OA4.48 LB2.24 LC1.12 LD0.56 L Like 0 Discuss 0Share
StoichiometryMass–Mass Stoichiometry75Choose the best answerIf 10 g CaCO₃ decomposes completely, what mass of CO₂ is released? CaCO₃ → CaO + CO₂A44 gB22 gC4.4 gD2.2 g Like 0 Discuss 0Share