# Question b6a86

##### 1 Answer
Jan 8, 2015

In the dissolution process energy is absorbed when the particles in the solid are broken down to form a solution.

When the particles are hydrated by water molecules this will release energy.

A full explanation is given in one of my earlier answers.

http://socratic.org/questions/why-is-dissolving-potassium-nitrate-in-water-an-endothermic-process109602