Chemistry Regents Practice Test 2025 – The All-in-One Guide to Exam Success!

A solvent is defined as the substance in which a solute is dissolved to form a solution. In a typical solution, the solvent is present in the greater amount compared to the solute. When a solute (which can be a solid, liquid, or gas) dissolves in the solvent, the molecules of the solute become evenly distributed within the solvent. This process is crucial in chemistry as it enables the properties of the solute to be utilized in various applications, such as in chemical reactions, biological processes, and manufacturing.

The other options provided do not accurately describe a solvent. For instance, the substance that is evaporated during a reaction does not pertain to the definition of a solvent but could refer to a reactant or a product depending on the context. Similarly, the idea that a solvent enhances a chemical reaction misrepresents its role; instead, it primarily acts as the medium for the reaction. Lastly, the definition of a substance produced as a result of a reaction aligns more with the concept of a product rather than a solvent. Understanding the specific function of solvents within solutions is essential in various fields of study, including chemistry, biology, and environmental science.