A) 1.2
B) 3.4
C) 5
D) 6
Correct Answer: B
Solution :
Sulphuric acid and nitric acid are two main acids which can be dissolve in the water of atmosphere and fall to the ground. This phenomenon is known as acid rain. The pH of acid rain water is 3.4. It is highly destructable for plants, fishes and other organisms.
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