Question

$\text{What is acid rain?}$
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Answer 1

Answer:

Acid rain, or acid deposition, is a broad term that includes any form of precipitation with acidic components, such as sulfuric or nitric acid that fall to the ground from the atmosphere in wet or dry forms. This can include rain, snow, fog, hail or even dust that is acidic.

Answer 2

•Definition: Acid rain is a type of rain whose pH is at or below 5.2

•Explanation:
•Acid rain is caused by various human activities including the burning of fossil fuels, emission of nitrogen and sulfur gases by industries.
•This acid rain harms the life forms on earth. The marble quality of the Taj mahal is also proven to be deteriorating due to the effect of acid rain.

•Equation: H2O + H2CO3 ⇌ HCO3 + H3O