MCQOPTIONS
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| 1. |
The correct set of species responsible for the photochemical smog is: |
| A. | N2, NO2 and hydrocarbons |
| B. | CO2, NO2, SO2 and hydrocarbons |
| C. | NO, NO2, O3 and hydrocarbons |
| D. | N2, O2, O3 and hydrocarbons |
| Answer» D. N2, O2, O3 and hydrocarbons | |