Chemistry Assignment Molar Mass Review Molar Mass of Elements Calculate the molar mass of each of the following elements: 1) Carbon (C): 2) Potassium (K): 3) Iron (Fe): 4) Tin (Sn) Molar Mass of Compounds Calculate the molar mass of each of the following compounds: 5) KNO3 6) Na2CO3 7) Mg(OH)2 8) (NH4)2SO4