2) Explain why it is necessary to distill your organic product? 3) When setting up the distillation apparatus, you are instructed not to use a lock nut to tighten down the septum. This prevents the possibility of heating a closed system. Why should you avoid heating a closed system? 4) Do you expect the ester that you form in the reaction (isopentyl acetate) to be water-soluble? Explain.