StoichiometryGas Volume and Number of Moles31Choose the best answerWhich sample contains the minimum number of moles at STP (273 K and 1 atm)?A1 dm³ CH₄B5 dm³ HeC10 dm³ H₂D22.4 dm³ Cl₂ Like 0 Discuss 0Share
StoichiometryMole Concept and Number of Atoms32Choose the best answerThe number of hydrogen atoms in 45 g glucose, C₆H₁₂O₆, is:A6.02 × 10²³B18 × 10²⁴C1.8 × 10²⁴D1.8 × 10²² Like 0 Discuss 0Share
StoichiometryMass–Volume Stoichiometry33Choose the best answerWhat mass of CS₂ is required to produce 22.4 dm³ SO₂ at STP? CS₂ + 3O₂ → CO₂ + 2SO₂A19 gB38 gC76 gD152 g Like 0 Discuss 0Share
StoichiometryLimiting Reagent34Choose the best answerThe reactant that is completely consumed first in a reaction is called the:ALimiting reactantBExcess reactantCLimiting productDExcess product Like 0 Discuss 0Share
StoichiometryTheoretical Yield35Choose the best answerThe maximum amount of product predicted from a balanced chemical equation is called:APractical yieldBActual yieldCTheoretical yieldDA and B Like 0 Discuss 0Share