pH of acid rain

1.	pH of acid rain
Answer» Below 5.5 5.6 Normal, clean rain has a pH value of between 5.0 and 5.5, which is slightly acidic. However, when rain combines with sulfur dioxide or nitrogen oxides- produced from power plants and automobiles- the rain becomes much more acidic. Typical acid rain has pH value of 4.0.Hope it\'s help you.

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