What is the mass of Cl in 21 g of NaCl?
Total molar mass of
1 mol of NaCl consists of 1 mol of Na ion and 1 mol of Cl ion
Therefore, 0.36mol of NaCl is equal to 0.36mol of Cl.
Mass of Cl = (Mole
Mass of Cl =
Mass of Cl = 12.78g