Which of the following is an example of a chemical change that occurs in nail products to create enhancements?

• A. evaporation
• B. polymerization
• C. melting
• D. dissolution

Answer: (B)

Polymerization is a key chemical change that occurs in nail products when creating enhancements like gels or acrylics. During this process, small molecules known as monomers chemically bond together to form a larger, more complex structure called a polymer. This transformation is crucial in the development of nail enhancements, as it results in a strong, durable, and aesthetically pleasing finish that adheres well to the natural nail.

In contrast, evaporation refers to the physical change where a substance transitions from a liquid to a gas, which does not result in a new chemical composition. Melting is also a physical change where a solid becomes a liquid at a specific temperature, and dissolution involves a solute dissolving in a solvent to form a solution, which again does not result in a new substance being formed.

Understanding the chemical processes such as polymerization helps nail technicians grasp how enhancements work and the science behind the products used in their work.