Question: Write balanced net ionic equations for the reactions that occur in each of the following cases. Identify the spectator ion or ions in each reaction.

Write balanced net ionic equations for the reactions that occur in each of the following cases. Identify the spectator ion or ions in each reaction.
(a) Cr2 (SO4)3(aq) + (NH4)2CO3(aq) →
(b) Ba (NO3)2(aq) + K2SO4(aq) →
(c) Fe (NO3)2(aq) + KOH(aq) →

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