About this exercise type...

During the day nitric acid is produced from nitrogen dioxide by the action of the hydroxyl radical. Type in the equation for this process:

1) — _

Type in the equation for the photolytic breakdown of nitric acid that occurs during the daytime:

2) — _ + hν = _

During the night nitric acid is produced from nitrogen dioxide and ozone via the combination product dinitrogen pentoxide. Type in the equations for this process:

3) — _

4) — _

5) — _