Be sure to specify states such as (aq) or (s). If a box is

Last updated: 7/29/2022

Be sure to specify states such as (aq) or (s). If a box is not needed leave it blank.. If no reaction occurs leave all boxes blank and click on "Submit". Use H for hydronium ion. Write a net ionic equation for the reaction that occurs when cobalt(II) carbonate (s) and excess hydrobrumic acid (aq) are combined.