StoichiometryMole Concept and Number of Atoms106Choose the best answerWhat mass of glucose, C₆H₁₂O₆, contains 3 mol hydrogen atoms?A180 gB90 gC45 gDNone of these Like 1 Discuss 0Share
StoichiometryPercentage Yield107Choose the best answerWhat is the correct formula for percentage yield?A(Actual yield / Theoretical yield) × 100B(Theoretical yield / Actual yield) × 100C(Actual yield × Theoretical yield) × 100D(Actual yield + Theoretical yield) / 100 Like 1 Discuss 0Share
StoichiometryMole Concept and Number of Atoms108Choose the best answerWhich sample contains the same number of atoms as 20 g Ca?A16 g SB32 g OC39 g KD48 g Mg Like 0 Discuss 0Share
Stoichiometry 11#Avogadro's Number109Choose the best answerIf one mole were defined as 6.022 × 10²⁰ particles instead of 6.022 × 10²³ particles, which quantity would change?AThe definition of mass in gramsBThe mass of one mole of carbonCThe stoichiometric ratio in a balanced equationDThe ratio of elements in a compound Like 0 Discuss 0Share
StoichiometryMole Concept and Number of Atoms110Choose the best answerHow many chlorine atoms are present in 2 mol Cl₂?A2 × 6.02 × 10²³ atomsB35.5 × 6.02 × 10²³ atomsC2 × 10²³ atomsD4 × 6.02 × 10²³ atoms Like 0 Discuss 0Share