StoichiometryMole–Mole Stoichiometry11Choose 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
StoichiometryMass–Mole Stoichiometry12Choose 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
StoichiometryMass–Mass Relationship13Choose the best answerThe mass–mass relationship in stoichiometry is based on:ALaw of definite compositionBGay-Lussac's lawCAvogadro's lawDLaw of conservation of mass Like 0 Discuss 0Share
StoichiometryPrinciples of Stoichiometry14Choose the best answerWhich is NOT a valid assumption used in ideal stoichiometric calculations?ANo side reaction occursBReactants are completely converted according to the given reactionCTotal moles of products must equal total moles of reactantsDThe chemical equation is balanced Like 0 Discuss 0Share
BasicsStoichiometry #Mole Concept15Choose the best answerA sample contains 0.1 mol of triatomic molecules. How many moles of atoms are present?A0.1 mol atomsB0.3 mol atomsC3 mol atomsD1 mol atoms Like 2 Discuss 0Share