solubility product constant


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solubility product constant

[‚säl·yə′bil·əd·ē ¦präd·əkt ‚kän·stənt]
(physical chemistry)
A type of simplified equilibrium constant, Ksp, defined for and useful for equilibria between solids and their respective ions in solution; for example, the equilibrium where [Ag+] and [Cl-] are molar concentrations of silver ions and chloride ions.