A) 70%
B) 100%
C) 50%
D) 30%
Correct Answer: A
Solution :
Acid rain is due to air pollution of oxides of nitrogen \[(N{{O}_{x}})\]and sulphur\[(S{{O}_{x}})\]. Sulphur dioxide\[(S{{O}_{2}})\]reacts with water moisture and forms sulphuric acid which accounts about 70% of acid rain.
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