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Assertion (A) : The pH of acid rain is l...

Assertion (A) : The pH of acid rain is less than 5.6.
Reason (R) : Carbon dioxide present in the atmosphere dissolves in rain water and forms carbonic acid. a)Both A and R are correct and R is the correct explanation of A. b).Both A and R are correct but R is not the correct explanation of A. c)Both A and R are not correct. d)A is not correct but R is correct.

A

Both A and R are correct and R is the correct explanation of A.

B

Both A and R are correct but R is not the correct explanation of A.

C

Both A and R are not correct.

D

A is not correct but R is correct.

Text Solution

Verified by Experts

The correct Answer is:
B
Correct Explanation. The acidic nature of acid rain `(pHlt5.6)` is because of `HNO_(3), H_(2)SO_(4)` and `H_(2)CO_(3)` etc. dissolved in rain water.
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