S I NEED SOME ONE TO HELP ME IN IGCSE CHEMISTRY , LIKE EXPLAIN STUFF FOR ME SO BASICALLY A TUTOR. IF U CAN HELP OR KNOW SOMEONE , PL HELP MY EXAMS ARE ON 3 MONTHS AND I KNOW NOTHING

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.