6 31 Acid rain Emissions of sulfur dioxide by industry set

Last updated: 9/8/2023

6 31 Acid rain Emissions of sulfur dioxide by industry set off chemical changes in the atmosphere that result in acid rain The acidity of liquids is measured by pH on a scale of 0 to 14 Distilled water has pH 7 0 and lower pH values indicate acidity Normal rain is somewhat acidic so acid rain is sometimes defined as rainfall with a pH below 5 0 The pH of rain at one location varies among rainy days according to a Normal distribution with mean 5 43 and standard deviation 0 54 What pro 11 II bal