StoichiometryMole–Volume Stoichiometry76Choose 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
Stoichiometry Stoichiometry MCQS#Formula Unit77Choose the best answerFor an ionic compound such as NaCl, the smallest representative unit is called:AMoleculeBFormula unitCAtomDMole Like 0 Discuss 0Share
Stoichiometry Stoichiometry MCQS#Avogadro's Number78Choose the best answerWhat is the correct meaning of 1 mol of CaCO₃?A6.02 × 10²³ molecules of CaCO₃B6.02 × 10²³ formula units of CaCO₃C6.02 × 10²³ Ca atoms onlyD6.02 × 10²³ grams of CaCO₃ Like 0 Discuss 0Share
StoichiometryMass–Volume Stoichiometry79Choose the best answerWhat volume of CO₂ at STP is produced from 1.0 g of CaCO₃? CaCO₃ → CaO + CO₂A22.4 LB2.24 LC0.224 LD0.0224 L Like 0 Discuss 0Share
StoichiometryMass–Mass Stoichiometry80Choose the best answerIf 16 g O₂ reacts with excess C₂H₆, what mass of CO₂ is formed? 2C₂H₆ + 7O₂ → 4CO₂ + 6H₂OA3.1 gB13 gC22 gD88 g Like 0 Discuss 0Share