Answer to Question #9411 in Physical Chemistry for khor kian hong

Question #9411
ca(oh)2 is a strong base which dissociates fully in water
ca(oh)2 to ca2+ and 2oH-
BUT ca(oh)2 is also a sparingly soluble salt which dissociate only partially ,and has ksp of about order of -6.
why are so?when discuss about acid-base ,it dissociate fully but when talk about salt ,it dissociate partially .why ?can any expert helping me .
1
Expert's answer
2012-05-15T09:26:14-0400
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