Chemistry Mole Concept Worksheet
Problems Based On Mole Concept (With Solutions) â Exam Secrets. Numerical problems based On Mole Concept Question 1. Calculate the mass of 6.022 à 1023 molecule of Calcium carbonate (CaCO3). Solution â Molar mass (Molecular mass in gram) of CaCO3 = 40+12+3Ã16 = 100 g No. of moles of CaCO3 = No. of molecules/Avogadro constant = 6.022 à 1023/ 6.022 à 1023 = 1 moleâ¦