GasesAverage Kinetic Energy of Gases1266Choose the best answerAt the same temperature, the average molar kinetic energies of CO and N₂ are:AKE(CO) < KE(N₂)BKE(CO) = KE(N₂)CKE(CO) > KE(N₂)DDependent on their molar masses Like 0 Discuss 0Share
StoichiometryMole–Mass Stoichiometry1267Choose the best answerIn the reaction: CH₄ + 2O₂ → CO₂ + 2H₂O what mass of CO₂ is produced when 0.5 mol O₂ reacts with excess CH₄?A44 gB22 gC11 gD5.5 g Like 0 Discuss 0Share
MDCAT Chemistry Past Papers Reconduct 2023#Addition Reactions#Fundamental Principles of Organic Chemistry1268Choose the best answerWhat type of reaction involves the combination of two molecules to yield a single molecule? (MDCAT Reconduct 2023)ACondensation reactionBElimination reactionCSubstitution reactionDAddition reaction Like 0 Discuss 0Share
StoichiometryMole Concept and Number of Atoms1269Choose the best answer0.25 mol CH₄ contains:A1 mol C atomsB4 mol H atomsC5 mol total atomsD1 mol H atoms Like 0 Discuss 0Share
Industrial ChemistryCompetitive Inhibition1270Choose the best answerA competitive inhibitor decreases enzyme activity mainly by:ACompeting with the substrate for the active site.BPermanently destroying the enzyme.CIncreasing substrate concentration.DConverting the enzyme into a coenzyme. Like 0 Discuss 0Share