The polymer Buna-$S$ is made of .....

The polydispersity index $(PDI)$ of a polymer is ($\bar{M}_w = \text{weight average molecular mass}$ and $\bar{M}_n = \text{number average molecular mass}$)

Which of the following is a polyester fibre?

Which of the following polymers is obtained using $CH_2=CHCl$ as a monomer?

What is the structural difference between $HDP$ and $LDP$? How does the structure account for their different behavior,nature,and usage?

Which of the following is a use of polyester fibres?