For each of the following pairs of polymers, plot and
Chapter 15, Problem 15.22(choose chapter or problem)
For each of the following pairs of polymers, plot and label schematic stressstrain curves on the same graph [i.e., make separate plots for parts (a) to (c)]. (a) Polyisoprene having a number-average molecular weight of 100,000 g/mol and 10% of available sites crosslinked; polyisoprene having a numberaverage molecular weight of 100,000 g/mol and 20% of available sites crosslinked (b) Syndiotactic polypropylene having a weightaverage molecular weight of 100,000 g/mol; atactic polypropylene having a weight-average molecular weight of 75,000 g/mol (c) Branched polyethylene having a numberaverage molecular weight of 90,000 g/mol; heavily crosslinked polyethylene having a number-average molecular weight of 90,000 g/mol
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