If an Aqueous Solution of ____ Is Added to a Mixture

question 30

Multiple Choice

If an aqueous solution of ____ is added to a mixture of Pb²⁺ and Ba²⁺,the lead ion will precipitate,but the barium ion will remain in solution.

• A) NaOH
• B) Na₂SO₄
• C) K₃PO₄
• D) KCO₃
• E) Ca(CH₃CO₂)₂

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