Determining the Ksp of Calcium Hydroxide:  Ca(OH)2 (s) ↔ Ca2+ (aq) + 2OH– (aq) Ksp = [Ca2+][OH–]2 The molarity of the hydrochloric acid used was 0.050 M. 15.00 mL of filtered Ca(OH) 2 was measured out for the titration. Calculate the Ksp for calcium hydroxide. Explain your calculations Trial  Initial Buret Reading  Endpoint Buret Reading  Endpoint Volume  Equivalence Point Volume  1 80ml 9.31 pH 12ml 12.60ml

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