Rain is called acid rain when its pH is below | vedclass

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Question

(D) Acid rain results from air pollution by oxides of nitrogen $(NO_{x})$ and sulfur $(SO_{x})$. These gases react with water to form acids.$SO_{2} +

Vedclass · Accepted Answer

$5.6$

Vedclass · Answer

(D) Acid rain results from air pollution by oxides of nitrogen $(NO_{x})$ and sulfur $(SO_{x})$. These gases react with water to form acids.$SO_{2} + H_{2}O \rightarrow H_{2}SO_{3}$$SO_{3} + H_{2}O \rightarrow H_{2}SO_{4}$$N_{2}O_{5} + H_{2}O \rightarrow 2HNO_{3}$When the $pH$ of rain is below $5.6$,it is termed as acid rain.

Rain is called acid rain when its $pH$ is below

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