Acid rain is a term that refers to a mixture of wet and dry deposited material from the atmosphere containing higher than normal
amounts of nitric and sulfuric acids. Causes of acid rain include natural sources and man-made sources, mostly from the emissions of fossil fuel combustion, sulfur dioxide and nitrogen oxides. What is one natural source for these emissions contributing to acid rain
One because Potassium is in the first column on the periodic table. Any element in the first column on the periodic table has one valence electron in their outer shell.
