Stoichiometry Stoichiometry MCQS#Avogadro Constant1Choose the best answerA mass of 1/N_A gram is approximately equal to which quantity?AThe mass of a protonBMolar massCOne atomic mass unit (u)DA and C Like 1 Discuss 0Share
StoichiometryAvogadro Constant2Choose the best answerNA, the Avogadro constant, is equal to the number of:AAtoms in 1 g HeBElectrons needed to deposit 24.3 g Mg from Mg²⁺CMolecules in 35.5 g Cl₂DAtoms in 24.3 g Mg Like 0 Discuss 0Share
StoichiometryAvogadro Constant3Choose the best answerAvogadro constant is equal to the number of:AH₂ molecules in 1 g H₂BAtoms in 44 g CO₂CCO₂ molecules in 44 g CO₂DOxygen atoms in 44 g CO₂ Like 0 Discuss 0Share
StoichiometryAvogadro Constant4Choose the best answerAvogadro constant corresponds approximately to the number of atoms present in:A18 g H₂OB12 g ¹²CC180 g C₆H₁₂O₆D44 g CO₂ Like 0 Discuss 0Share