StoichiometryMass–Volume Stoichiometry361Choose the best answerWhat volume of NH₃ at STP (273 K and 1 atm) is required to react completely with 49 g H₂SO₄? 2NH₃ + H₂SO₄ → (NH₄)₂SO₄A44.8 LB22.4 LC11.2 LD5.6 L Like 0 Discuss 0Share
Stoichiometry Stoichiometry MCQS#Relative Atomic Mass362Choose the best answerAn atom has a relative atomic mass of 24. What does this mean?A12 times heavier than 1 uB24 times heavier than 1 uC24 g in massD1/24 of carbon-12 Like 0 Discuss 0Share
KMU MDCAT 2024 Chemistry#Mole Concept#Stoichiometry363Choose the best answerHow many moles are there in 80g of sodium hydroxide (NaOH)? (KMU MDCAT 2024)A1.5B2C2.5D4 Like 0 Discuss 0Share
StoichiometryBalancing Chemical Equations364Choose the best answerA chemical equation is balanced according to the law of:AMultiple proportionsBReciprocal proportionsCConservation of massDDefinite proportions Like 0 Discuss 0Share
StoichiometryMole Concept and Avogadro Constant365Choose the best answerWhich sample contains approximately 6.02 × 10²³ molecules?A1 g H₂B16 g CH₄C16 g O₂DAll of these Like 0 Discuss 0Share