Question

1.) Write the balanced chemical equation for the reaction of solid cobalt(III) sulfide with hydroiodic acid producing aqueous cobalt(III) iodide and hydrosulfuric acid .

2.)Identify the precipitate formed when an aqueous solution of (NH₄)₂CO₃ is mixed with an aqueous solution of Hg₂F₂. Enter as a chemical formula.

3.)Enter the balanced chemical equation for the reaction that occurs when an aqueous solution of (NH₄)₂CO₃ is mixed with an aqueous solution of Hg₂F₂. Include all phases

4.)Write the balanced complete ionic equation for the reaction of potassium hydroxide and hydrofluoric acid in aqueous solution.