AP Chemistrymediummcq1 pt
Which salt's solubility increases most when acid is added?
A.CaCO₃
B.AgCl
C.BaSO₄
D.PbBr₂
Explanation
Core Concept
Acid consumes CO₃²⁻ (forming HCO₃⁻/CO₂), pulling the dissolution equilibrium forward. Anions that are conjugate bases of weak acids dissolve more in acid.
Correct Answer
ACaCO₃
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