Answer: Option A
Explanation:
Solubility is the chemical property of a solute that refers to its ability to dissolve in a solvent. It's a function of temperature. When the temperature of is increased, the concentration gradient is also increased and this will make the solute to dissolve faster in the solvent.
Solute is a substance either liquid, gas or solid that dissolves in a solvent.
Solvent is a substance that have ability to dissolve solute.
