| Question | Answer |
| Substance | A number written below and to the right of a chemical symbol in a formula |
| Double Replacement | when ions in two compounds switch places |
| Activation Energy | is the minimum amount of energy required for substances to react |
| Chemical Reaction | process by which one or more substances undergo change to produce one or more new substances. |
| The Law of Conservation of Mass | states that mass cannot be created or destroyed in ordinary chemical or physical changes. |
| Decompostion | a single compound breaks down to form tow or more simpler substances. |
| Exothermic | energy is released. |
| Endothermic | energy is absorbed. |
| Synthesis | two or more substances combine to form a single compound. |
| Chemical Formula | descibes a substance using chemical symbols and numbers. |
| Coefficient | a number written to the left of a chemical symbol or formula. |
| Single Replacement | one element replaces another that is part of a compound. (Loner) |
| Chemical Equation | is a shorthand description of a chemical reaction. |
| Reactent | the starting material. |
| Product | the new substance formed. |
| Catlyist | speeds up a reation. |
| Inhibitor | slows down a reation. |
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BIOL3326 Forms
