Reactants Products Sb = 488g Cl2 = 426g SbCl3= 914g Mg= 24g O2= 16g MgO= 40g CaCl = 333g Ca = 120g 2 Cl = 213g 2 NaClO = 3 106.5g NaCl= 58.5g O = 48g 2 Fe= 28g FeCl =63.5g 2 HCl = 36.5g H = 1g 2 CuO = 19.875g H = 0.5g 2 Cu= 15.875g H O= 4.5g 2 Step 1: Equation Step 2: Moles calculations Step 3: Simplify the ratio Step 4: Balanced symbol equation Al = 27g H SO = 2 147g 4 Al (SO ) = 2 171g H = 3g 2 4 3