C7-9

5. The reaction used to break longer hydrocarbons into more useful smaller hydrocarbons.
6. Separating a liquid from a mixture by evaporation and condensation.
10. A reaction which absorbs less energy than it releases.
11. A reaction where the products can react to re-form the reactants.
12. Breaking down a compound using heat.
13. A hydrocarbon with no double bonds.
14. The principle stating how changes to an environment will change the equilibrium point of a reversible reaction.

1. A reaction which absorbs more energy than it releases.
2. the point in a reversible reaction at which the forward and backward rates of reaction are the same
3. a substance that speeds up a chemical reaction by providing a different pathway for the reaction that has a lower activation energy.
4. The energy required to break the bonds necessary for a reaction to take place.
7. A hydrocarbon with at least one Carbon to Carbon double bond.
8. A special type of distillation involving separating several liquids based on the temperature they condense at.
9. A chemical only containing carbon and hydrogen.