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Photochemical Smog
Beginning of essay
Gifted Chemistry IB
Alternative Assessment
Historically, the term smog referred to a mixture of smoke and fog, hence the
name smog. The industrial revolution has been the central cause for the increase
in pollutants in the atmosphere over the last three centuries. Before 1950, the
majority of this ....
Middle of essay
.... in which the production of photochemical smog is initiated is through
the photochemical reaction of nitrogen dioxide (NO2) to form ozone. There are
many sources of photochemical smog, including vehicle engines (the number one
cause of photochemical smog), industrial emissions, and area sources (the loss
of vapors from small areas such as a local service station, surface coatings and
thinners, and natural gas leakage).
Vehicle engines, which are extremely numerous in all parts of the world, do .... |
| Number of words: 1695 |
Approximate pages: 7 |
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