Which type of reaction is illustrated by: Brz(aq) +
2Nal(aq) + 2NaBr(aq) + 12(aq)
Select one:
O a. a combination of more than one of the above
O b. precipitation only
O c. acid-base only
O d. redox only

When hydrogen peroxide (h2o2) is added to potassium iodide (ki) solution, the hydrogen peroxide decomposes into water (h2o) and oxygen (o2). the chemical equation for the decomposition reaction is: 2h2o2—> 2h2o + o2. what is the role of the potassium iodide in this reaction? a. reactant. b. product. c. precipitate. d. catalyst.