What does a solubility curve illustrate?

A solubility curve illustrates the change of a substance's solubility with varying temperatures. This graphical representation shows how the amount of solute that can be dissolved in a solvent (usually water) changes as the temperature increases or decreases. Typically, as temperature rises, the solubility of most solid solutes increases, meaning that more solute can be dissolved in the solvent at higher temperatures.

This concept is particularly relevant in aqueous chemistry, as it highlights the temperature-dependent nature of solubility. Understanding solubility curves is essential for predicting how substances will behave in various conditions, which has practical applications in fields such as environmental science, pharmaceuticals, and chemical manufacturing.

The other options do not accurately describe the focus of a solubility curve. The effect of pressure on solubility primarily pertains to gases and is not represented in a typical solubility curve, which generally deals with solids dissolved in liquids. Moreover, while concentration and temperature are related to solubility, a solubility curve specifically depicts how solubility changes with temperature rather than showing a direct relationship between concentration and temperature. Lastly, results from titration experiments are not represented on a solubility curve, as titration involves measuring concentrations of solutions rather than