https://www.khanacademy.org/science/ap-chemistry-beta/x2eef969c74e0d802:applications-of-thermodynamics/x2eef969c74e0d802:free-energy-of-dissolution/v/free-energy-of-dissolution 2022-10-05T02:43:18.611402953Z Free energy of dissolution The dissolution of a solid can be thought of as occurring in three hypothetical steps: (1) the breaking apart of the solid, (2) the spreading out of the solvent, and (3) the interaction of the dissolved solid with the solvent. As shown in this video, we can predict the signs of the enthalpy and entropy changes for each of these steps and relate this information to the solubility of the solid. Jay video https://cdn.kastatic.org/ka_thumbnails_cache/64a18d20-a9fd-4b90-930c-ba20ef14002c_1280_720_base.png Free energy of dissolution The dissolution of a solid can be thought of as occurring in three hypothetical steps: (1) the breaking apart of the solid, (2) the spreading out of the solvent, and (3) the interaction of the dissolved solid with the solvent. As shown in this video, we can predict the signs of the enthalpy and entropy changes for each of these steps and relate this information to the solubility of the solid. https://cdn.kastatic.org/ka-youtube-converted/UJ_etGNuIOg.mp4/UJ_etGNuIOg.mp4 856 Enthalpy of solution