SINDH MDCAT 2019 CHEMISTRY#Mole Concept#Stoichiometry296Choose the best answerThe volume occupied by 1.4 g N₂ at STP is: (Sindh MDCAT 2019)A22.4 dm³B1.12 dm³C11.2 dm³D1.4 dm³ Like 0 Discuss 0Share
BUMHS MDCAT 2025 Chemistry#Percentage Yield#Stoichiometry297Choose the best answerA student expects a theoretical yield of 28 g. After isolating and drying the sample, its mass is 18 g. Later, 4 g of this mass is found to be impurity. What are the actual yield and percentage yield?A14 g and 50%B18 g and 75%C28 g and 85%D24 g and 90% Like 0 Discuss 0Share
Sindh MDCAT 2020 Chemistry#Percentage Yield#Stoichiometry298Choose the best answerThe efficiency of chemical reaction can be expressed as: (Sindh MDCAT 2020)ATheoretical yieldBActual yieldC% yieldDMaximum yield Like 0 Discuss 0Share
XiMDCAT XI Complete Chemistry Grand Test#Mole Concept#Stoichiometry299Choose the best answerWhich sample contains the greatest number of atoms?A4 g HeB46 g NaC0.40 g CaD12 g He Like 0 Discuss 0Share
KMU MDCAT 2024 Chemistry#Percentage Yield#Stoichiometry300Choose the best answerHeating 24.8g of copper carbonate (CuCO₃) in a crucible produced only 13.9g of copper oxide (CuO). What is the percentage yield of copper oxide? (KMU MDCAT 2024)A81.79%B83.98%C86.87%D89.68% Like 0 Discuss 0Share