What is the monomer unit of neoprene?

Pentane has the molecular formula $C_{5}H_{12}$. It has:

Write true or false for the following statement:
Like mineral acids,ethanoic acid reacts with a base such as sodium hydroxide to give salt (sodium ethanoate or sodium acetate) and water.

Which enzyme or substance is responsible for the conversion of milk into curd?

What is the reaction to form soap known as?

Which of the following compounds is a condensation polymer?