a. You suspect that a solid compound might be potassium bromide. Describe how you would test your idea and the positive results you would get if you were correct.

b. i. What would you see in a test tube in which concentrated sulfuric acid is added dropwise to solid potassium iodide that you would not see if the acid was added to potassium chloride?

ii. Give equations to describe the reactions taking place in the test tube between concentrated sulfuric acid and potassium iodide.