StoichiometryNumber of Atoms in a Given Mass101Choose the best answerWhich 1 g sample contains the greatest number of atoms?ANiBCaCN₂DB Like 0 Discuss 0Share
StoichiometryMole Concept and Number of Atoms102Choose the best answerHow many carbon atoms are present in 18 g glucose, C₆H₁₂O₆?A6.02 × 10²²B6.02 × 10²³C3.6 × 10²²D3.6 × 10²³ Like 0 Discuss 0Share
Stoichiometry Stoichiometry MCQS#Pure Substances103Choose the best answerWhich option represents a pure substance?AAirBMilkCSodium chlorideDSoil Like 0 Discuss 0Share
StoichiometryMolar Volume at STP104Choose the best answerIf 2 mol gaseous H atoms are treated as an ideal monatomic gas, what volume do they occupy at STP (273 K and 1 atm)?A11.2 LB44.8 LC2 LD22.4 L Like 0 Discuss 0Share
StoichiometryMass–Volume Stoichiometry105Choose the best answerWhat volume of O₂ at STP (273 K and 1 atm) is required to burn 4 g CH₄ completely? CH₄ + 2O₂ → CO₂ + 2H₂OA22.4 LB11.2 LC5.6 LD44.8 L Like 0 Discuss 0Share