What will happen to the solubility product constant (Ksp) of solids if the temperature is increased?

The solubility product constant (Ksp) is an equilibrium constant that provides insight into the solubility of ionic compounds in a saturated solution. When considering the effect of temperature on Ksp, it is essential to understand how temperature influences solubility.

For many ionic solids, increasing the temperature generally enhances their solubility. When a solid dissolves into its constituent ions, this process is often endothermic, meaning it absorbs heat. As the temperature rises, the energy supplied can help push the dissolution process forward, thereby allowing more solid to dissolve into the solution. Consequently, as more solid goes into solution, the concentration of the ions in the solution increases, leading to an increase in the Ksp value.

It is significant to note that the relationship between temperature and solubility is not universal; however, for most ionic solids, this endothermic dissolution scenario holds true. Therefore, the correct response indicates that with an increase in temperature, the Ksp will also increase, reflecting the higher solubility of the solid in the saturated solution at elevated temperatures.