CEd_Exhaust

toc =CP Assessment= When a molecule like butane burns, what happens to the carbon and hydrogen atoms after the chemical change?
 * A: They join back together to make more butane.
 * B: The carbon and hydrogen each join with oxygen to make carbon dioxide and water.
 * C: They float out in the smoke, as isolated atoms.
 * D: The carbon and hydrogen atoms disappear as the fuel gets used up.

media type="custom" key="11859682"

=Honors Assessment= Which of the following statements best describes the chemical changes involved in the combustion of nonane?
 * A: When nonane burns completely, nine carbon dioxide molecules result.
 * B: When nonane burns completely, ten water molecules result.
 * C: When nonane burns completely, 14 oxygen molecules are consumed.
 * D: Hey! All of these statements are true!