Organic substances that undergo significant evaporation at ordinary temperatures are
A) lead-containing compounds.
B) nitrogen oxides.
C) sulfur oxides.
D) volatile organic compounds (VOCs).
Question 2
What is the general formula for a cycloalkane?
A) CnHn
B) CnH2n+2
C) CnH2n-2
D) CnH2n
Question 3
When gasoline undergoes complete combustion, carbon dioxide and water are produced. However, these reactions are generally incomplete combustions, and there are side reactions which produce small amounts of harmful products.
These pollutants include all of the following EXCEPT A) carbon monoxide.
B) lead.
C) nitrogen oxides.
D) volatile organic compounds.
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Typical combustion and exhaust temperatures.
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