StoichiometryMole–Mole Stoichiometry146Choose the best answerHow many moles of O₂ are formed by complete decomposition of 1 mol KClO₃? 2KClO₃ → 2KCl + 3O₂A3 molB2/3 molC3/2 molD2 mol Like 0 Discuss 0Share
StoichiometryStoichiometric Ratios147Choose the best answerA recipe for 16 pancakes requires 2 eggs. How many eggs are required for 48 pancakes?A2B4C6D8 Like 0 Discuss 0Share
StoichiometryLimiting Reagent148Choose the best answer100 g NH₄Cl and 100 g Ca(OH)₂ are heated: 2NH₄Cl + Ca(OH)₂ → CaCl₂ + 2NH₃ + 2H₂O Which is the limiting reagent?ANH₄ClBCa(OH)₂CNH₃DH₂O Like 0 Discuss 0Share
StoichiometryMass–Mass Stoichiometry149Choose 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
StoichiometryMass–Mole Stoichiometry150Choose the best answerAn 8 g sample of CH₄ burns completely: CH₄ + 2O₂ → CO₂ + 2H₂O How many moles of H₂O are produced?A0.5 molB0.25 molC1.0 molD2.0 mol Like 0 Discuss 0Share