The Balanced Net Ionic Equation for Precipitation of CaCO₃ When

Multiple Choice

The balanced net ionic equation for precipitation of CaCO₃ when aqueous solutions of Na₂CO₃ and CaCl₂ are mixed is __________.

A) 2Na⁺ (aq) + CO₃^2- (aq) → Na₂CO₃ (aq)
B) 2Na⁺ (aq) + 2Cl^- (aq) → 2NaCl (aq)
C) Na⁺ (aq) + Cl^- (aq) → NaCl (aq)
D) Ca²⁺ (aq) + CO₃^2- (aq) → CaCO₃ (s)
E) Na₂CO₃ (aq) + CaCl₂ (aq) → 2NaCl (aq) + CaCO₃ (s)