Answer to Question #238549 in General Chemistry for cool

Question

Sulfur dioxide is an important industrial chemical.

Sulfur dioxide dissolves in water to produce sulfurous acid.

SO₂(g) + H₂O(l) → H₂SO₃(aq)

Explain the change in the pH of the solution as sulfur dioxide dissolves

Answer 1

When the gas sulfur dioxide dissolves in water an acidic solution is formed. Clouds are made from water so this gas rises and dissolves in the clouds to form an acid which falls as rain.