Draw/sketch the repeat unit and compute the repeat unit molecular weights for the following:
a) Polystyrene (PS)
b) Polycarbonate (PC)
c) Polytetrafluoroethylene (PTFE)
d) Poly (methyl methacrylate) (PMMA)
e) Poly (vinyl chloride) (PVC)
f) Polyethylene terephthalate) (PET)