How do long-chain polymers form?

Long-chain polymers are formed by bonding loose monomers together through a process known as polymerization. This process involves the linking of small, repetitive units (monomers) to create larger, complex structures (polymers). During polymerization, chemical bonds are formed between the monomers, resulting in a long-chain molecule. This is a fundamental concept in chemistry, especially in the study of materials and polymers, as it describes how simple building blocks can combine to create substances with vastly different properties.

Monomers may vary in size, chemical structure, and properties, which contribute to the diversity of polymers produced. The nature of the chemical reactions involved can differ; some might require catalysts or specific conditions to occur, but the key aspect is the creation of covalent bonds that link the monomers.

The other choices do not accurately describe the process of how long-chain polymers are formed. Grouping short-chain polymers together would not lead to the creation of a long-chain polymer through bonding. Solidification of adhesives might involve polymers, but it does not explain the formation process of long-chain polymers directly. Similarly, chemical reactions with water might be involved in hydrolysis or other chemical processes but do not inherently describe the formation of polymers. Thus, the correct answer is that long