What is (ch2h3cl)n?

(ch2h3cl)n represents a polymer composed of repeating units of the monomer chloroethylene, also known as vinyl chloride (C2H3Cl). The "n" indicates that the structure consists of multiple repeating units, forming a long-chain molecule. This polymer is commonly known as polyvinyl chloride (PVC), which is widely used in construction, Plumbing, and various consumer products due to its durability and versatility.