Net Ionic Equations Practice Test

Hydrochloric acid reacts with aqueous sodium hydroxide. The balanced molecular equation is:

$\mathrm{HCl(aq) + NaOH(aq) \rightarrow NaCl(aq) + H_2O(l)}$

Which is the correct net ionic equation?

Aqueous solutions of barium chloride and sodium sulfate are mixed, producing a white precipitate. The balanced molecular equation is:

$\mathrm{BaCl_2(aq) + Na_2SO_4(aq) \rightarrow BaSO_4(s) + 2,NaCl(aq)}$

Which is the correct net ionic equation?