Suppose 0015 Mol of KOH Is Added to 1

question 78

Multiple Choice

Suppose 0.015 mol of KOH is added to 1.00 L of 0.0010 M Ca(NO₃) ₂. Which statement is correct? [K_sp(Ca(OH) ₂) = 6.5 × 10^-6]

• A) Calcium hydroxide precipitates until the solution is saturated.
• B) The solution is unsaturated and no precipitate forms.
• C) The concentration of calcium ions is reduced by the addition of the hydroxide ions.
• D) Potassium nitrate precipitates until the solution is saturated.
• E) The presence of KOH will raise the solubility of Ca(NO₃)₂.

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