Why Does Burning Natural Gas Produce Less Carbon Dioxide Than

Multiple Choice

Why does burning natural gas produce less carbon dioxide than burning either petroleum or coal? Hint: Consider the chemical formulas of the compounds making up these materials.

A) Natural gas has fewer impurities, such as sulfur.
B) Natural gas is able to mix better with oxygen.
C) Natural gas contains a smaller proportion of carbon.
D) Natural gas actually produced more carbon dioxide, but less of other air pollutants.