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Dovator [93]
3 years ago
8

Photochemical smog is formed when primary pollutants interact with

Chemistry
1 answer:
ivolga24 [154]3 years ago
5 0

Answer: Sunlight.

Explanation:

Photochemical smog is formed when primary pollutants such nitrogen oxides and volatile organic compound (VOC) react with sunlight, forming a brown haze above cities.

Photochemical smog can only occur during the day.

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