A major component of gasoline is octane . When liquid octane is burned in air it reacts with oxygen gas to produce carbon dioxide gas and water vapor. Calculate the moles of octane needed to produce of carbon dioxide. Be sure your answer has a unit symbol, if necessary, and round it to the correct number of significant digits.

What does a particular point on a line of a phase diagram represent? o a. the maximum temperature a substance can exist at without bonds breaking b. the pressure created by the kinetic energy of molecules at a particular temperature c. the melting point or boiling point of a substance at a specific pressure d. the conditions in which temperature and pressure have equal effects on a substance

What effect might melting sea ice have for people who live in coastal areas?

This image is an example of a(n) a) atom. b) compound. c) mixture. d) molecule.