1. Average molecular weights and distribution 1.1 Definition of average sizes SCROLL TO TOP 1.1.1 Average number The molar massMof a macromolecule is equal to the product of the mass M 0 of the elementary unit and the degree of polymerization DP : M = M 0 DP When the polymer sample is polymolecular, it is characterized by its number-average degree of polymerization...