2. In an externally added acid catalyzed poly-esterification, the conversion increased from 98% to

99% in 82 minutes. Calculate an estimate of time that was needed to reach the 98% conversion.

(15 marks)

3) Identify the steps involved in drawing the reaction pathway of a step polymerization reaction.

(5 marks)/n1. Given 98.5% conversion of monomers with average molecular weight 150 g/mol, calculate Mw,

Mn and PDI.

(15 marks)