Question

increasing the ____ of a solute makes it easier for dissolution to occur. surface area pressure crystallization equilibrium

Explanation:

Increasing the surface area of a solute exposes more of it to the solvent, speeding up dissolution. Pressure mainly affects gaseous solutes in liquids, crystallization is the opposite of dissolution, and equilibrium relates to the balance between dissolution and crystallization, not making dissolution easier directly.

Answer:

A. surface area