Sulfur trioxide pollutant molecule. Principal agent in acid rain. Stylized 2D renderings and conventional skeletal formula Stock Vector Image & Art - Alamy
Limestone and Acid Rain
Solved Limestone CaCO_3 neutralized hydronium H_3O in acid | Chegg.com
Sulfur dioxide & acid rain
Acid rain - Wikipedia
Acid rain | Definition, Causes, Effects, & Formulas | Britannica
Neutralizing the Threat of Acid Rain; - ppt video online download