Question: 4. Your instructor provided you a Polystyrene sample that has a number average molecular weight of 100,000 g/mol and a dispersity (D) of 5. Determine

4.

Your instructor provided you a Polystyrene sample that has a number average molecular weight of 100,000 g/mol and a dispersity (D) of 5. Determine the weight average molecular weight of this Polystyrene sample. [5 points]

  1. In a free radical polymerization in solution, the initial monomer concentration is not changed, but the initiator concentration was halved instead. What do you expect the change in the polymerization rate? [5 points]

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