What Is the PH of a Solution Prepared by Dissolving

question 185

Multiple Choice

What is the pH of a solution prepared by dissolving 0.45 grams of solid CaO (lime) in enough water to make 2.00 L of aqueous Ca(OH) ₂ (limewater) ?
CaO(s) + H₂O(l) → Ca²⁺(aq) + 2 OH^-(aq)

• A)2)10
• B)2)40
• C)11.60
• D)11.90

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