BasicsStoichiometry #Mole Concept1Choose 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
StoichiometryMole#Mole Concept2Choose the best answerWhich descriptions are equivalent to one gram-atom of an element?AGram atomic massBOne gram-atomCOne mole of atomsDA, B and C Like 2 Discuss 0Share
MDCAT Chemistry Past PapersIBA MDCAT Chemistry Paper Reconduct 2024#Mole Concept#Stoichiometry3Choose the best answerIn what ratio are nitrogen and hydrogen present in the formation of ammonia? (IBA MDCAT Reconduct 2024)A1:2B1:3C5:2D1:4 Like 0 Discuss 0Share
Stoichiometry 11#Mole Concept4Choose 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
StoichiometryMole#Mole Concept5Choose the best answerWhat is the mass of one gram-ion of OH⁻?A1 gB17C17 uD17 g Like 0 Discuss 0Share