GKFix MCQ Question

What is the correct expression for the solubility product of lead(II) sulfate (PbSO₄)?

• A. Ksp = [Pb²⁺]²[SO₄²⁻]
• B. Ksp = [Pb⁺][SO₄²⁻]
• C. Ksp = [Pb²⁺][SO₄⁻]²
• D. Ksp = [Pb²⁺][SO₄²⁻]