3. Phosphorus (III) chloride (PC/) is used in the manufacture of pesticides. It is made by reacting phosphorus and chlorine. P (s) + 6C/₂(g) ->4PC1₂(1) 124 g of phosphorus was allowed to react with 213 g of chlorine. (a) Determine the limiting reactant in this reaction. (b) Calculate the mass of PCI³, produced.