Question

which acid is present in acid rain ​

Answer 1

nitrogen oxides and sulphur dioxide) react with the tiny droplets of water in clouds to form sulphuric and nitric acids. The rain from these clouds then falls as very weak acid - which is why it is known as "acid rain". Acidity is measured using a scale called the pH scale.

Answer 2

Sulphur dioxide,

nitric acid and

nitrogen oxides present in acid rain