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Question #82514

Chemical Engineering

Photochemical smog is formed from automobile exhaust ________________?

Options:

A) By reaction of hydrocarbon & nitric oxide in presence of sunlight

B) Appears only on sunny days

C) Is harmful for crops and trees also besides causing eye irritation & asthma

D) All A., B. & C.

Answer: Photochemical smog is formed from automobile exhaust All A., B. & C..

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