Chemistry
emipurdypants
17

Acid rain occurs when sulfur dioxide in the atmosphere is oxidized in the presence of nitrogen dioxide. Acid rain is an example of ____. A. a primary pollutant B. a secondary pollutant C. a tertiary pollutant D. none of the above.

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(1) Answers
Darryl750

Answer: B. A secondary pollutant An acid rain is an example of a secondary pollutant because it is a chemical reaction of two gases namely, the sulfur dioxide and the nitrogen dioxide. The acid rain is not also directly emitted by the atmosphere. 

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