Question

what is acidic rain? how do pH measured in the soil​

Answer 1

The oxides of Nitrogen and sulphur dissolved in the rain water and forms such time called acid rain . PH value of soil can be measured by adding certain Chemicals like calcium chloride solution to soil

Answer 2

rain that has harmful chemicals in it from factories, etc. that causes damage to trees, crops, buildings and river

Add 1/2 cup of vinegar to the soil. If it fizzes, you have alkaline soil, with a pH between 7 and 8. If it doesn't fizz after doing the vinegar test, then add distilled water to the other container until 2 teaspoons of soil are muddy. Add 1/2 cup baking soda.