# Chapter 3 Chemical Reactions - Study Questions: 40

#### Work Step by Step

a) Reaction: $AgNO_3(aq)+NaI(aq)\rightarrow AgI(s)+NaNO_3(aq)$ Net ionic: $Ag^+(aq)+I^-(aq)\rightarrow AgI(s)$ b) Reaction: $BaCl_2(aq)+K_2CO_3(aq)\rightarrow BaCO_3(s)+2\ KCl(aq)$ Net ionic: $Ba^{2+}(aq)+CO_3^{2-}(aq)\rightarrow BaCO_3(s)$

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