Two separate precipitation reactions occur in the same beaker: • Na⁺(aq) + Cl⁻(aq) +…

CHEMISTRY · Subjective · A Level · Chemistry · Reactions of ions in aqueous solution · Reactions of ions in aqueous solution

Problem

Two separate precipitation reactions occur in the same beaker: • Na⁺(aq) + Cl⁻(aq) + Ag⁺(aq) + NO₃⁻(aq) → Na⁺(aq) + NO₃⁻(aq) + AgCl(s) • 2 Na⁺(aq) + SO₄²⁻(aq) + Ba²⁺(aq) + 2 NO₃⁻(aq) → 2 Na⁺(aq) + 2 NO₃⁻(aq) + BaSO₄(s) List all ions that remain unchanged in both reactions.

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