StoichiometryMass of an Element in a Compound116Choose the best answerHow much sulfur is present in 0.1 mol SO₂?A32 gB3.2 gC0.32 gD0.032 g Like 0 Discuss 0Share
StoichiometryAvogadro's Law117Choose the best answerEqual volumes of different gases are compared at the same temperature and pressure. Which sample contains the least number of molecules?A10 mL H₂B15 mL CH₄C20 mL SO₂D25 mL O₂ Like 0 Discuss 0Share
StoichiometryMole Concept and Avogadro Constant118Choose the best answerOne mole of H₂O and one mole of CH₄ contain equal:AMassesBNumbers of moleculesCNumbers of atomsDNumbers of atoms per molecule Like 0 Discuss 0Share
StoichiometryMole Concept and Avogadro Constant119Choose the best answerOne mole of SO₂ contains:A4 gram-atoms of SO₂B6.022 × 10²³ sulfur atomsC1.81 × 10²³ SO₂ moleculesD6.02 × 10²³ oxygen atoms Like 0 Discuss 0Share
StoichiometryMole Concept and Avogadro Constant120Choose the best answerHow many molecules are present in 22 g CO₂?A6.022 × 10²³B3.011 × 10²³C6.023 × 10²¹D6.023 × 10²² Like 0 Discuss 0Share