Determine the degree of polymerization for a PVC sample with an average molecular weight of 125,000 g/mol.
- 2000
- 1000
- 500
- 4000
📝 Batafsil tushuntirish
The monomer of PVC is Vinyl chloride (C₂H₃Cl).Molar mass of monomer = 2 * 12 + 3 * 1 + 35.5 = 62.5 g/mol.
n = 125,000 / 62.5 = 2000.