pH of acid rain usually ranges between ______and______
A
4.2
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B
4.4
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Solution
Generally, clear rain has a pH value between 5.0 and 5.5 but the presence of certain pollutants like oxides of sulphur and nitrogen etc. makes it slightly acidic and such rain is called acid rain.
Thus, pH of acid rain usually ranges between 4.2and 4.4.