StoichiometryPercentage Yield56Choose the best answerIf actual yield is 15 g and theoretical yield is 20 g, what is the percentage yield?A50%B75%C80%D90% Like 0 Discuss 0Share
Stoichiometry 11#Mole Concept57Choose the best answerAtom X has a mass of 2 u and atom Y has a mass of 16 u. Which comparison is correct?AOne atom of Y is 8 times heavier than one atom of XBOne mole of Y is 8 times heavier than one mole of XCBoth A and BDNeither A nor B Like 0 Discuss 0Share
StoichiometryLimiting Reagent and Mole–Mole Stoichiometry58Choose the best answerFor the reaction: A + 2B → C 5 mol A and 8 mol B will produce:A5 mol CB4 mol CC8 mol CD13 mol C Like 0 Discuss 0Share
StoichiometryMole Concept and Number of Molecules59Choose the best answer56 g N₂ contains the same number of molecules as:A180 g glucoseB8 g CH₄C128 g O₂D4 g H₂ Like 0 Discuss 0Share
StoichiometryLimiting and Excess Reagents60Choose the best answerIf a reaction has a limiting reagent, what happens to the excess reagent?AIt is completely consumedBSome of it remains unreactedCIt becomes a catalystDIt determines the theoretical yield Like 0 Discuss 0Share