platinum is used as a catalyst to break down harmful gases in car exhaust into less harmful gases. Which statement best describes platinum in this use

Respuesta :

The platinum catalyst is intended for decrease the toxicity of combustion gases.
2CO + O₂ = CO₂
2NO = N₂ + O₂
2NO₂ = N₂ + 2O₂
But at the same time the carbon dioxide - greenhouse gas is formed.

Answer:

Hydrogen peroxide decomposes by using an aqueous iodide ion catalyst.

Explanation: