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Explore the processes of dissolution and precipitation in solubility equilibria. Learn about dissociation of ions and formation of precipitates, as well as how solubility equilibrium is achieved. Understand the concept of solubility product (Ksp) and its significance.
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Unit 17 Solubility equilibria
Dissolution: the process in which an ionic solid dissolves in a polar liquid. AgCl(s)↔ Ag+(aq) + Cl-(aq) Precipitation: the process in which ions leave a solution and regenerate an ionic solid. Solubility equilibrium: the rate of solid dissolving is equal to the rate of solid precipitating. I. Solubility Equilibria
Dissociation: the separation of ions that occurs when an ionic compound dissolves Precipitate: the solid formed when ions leave a saturated or supersaturated solution. I. Solubility equilibria
AgCl(s)↔ Ag+(aq) + Cl-(aq) • Ksp = [Ag+][Cl-] II. The solubility product