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The normal rain water is slightly acidic...

The normal rain water is slightly acidic and its `pH` value is `5.6` because of which one of the following?

A

`CO_(2)+H_(2)O rarr H_(2)CO_(3)`

B

`N_(2)O_(5)+H_(2)O rarr 2HNO_(3)`

C

`2SO_(2)+O_(2)+2H_(2)O rarr 2H_(2)SO_(4)`

D

`4NO_(2)+O_(2)+2H_(2)O rarr 4HNO_(3)`

Text Solution

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The correct Answer is:
A
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