Physical Science 7.1 and 7.2 Vocab

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Across
  1. 2. A chemical in which energy is released to the surroundings as heat
  2. 4. The energy released when a chemical compound reacts to produce new compounds
  3. 6. A chemical reaction that requires energy input
  4. 7. A substance that forms in a chemical reaction
  5. 8. A compound always contains the same elements in the same proportion. This is true regardless of how the compound forms or how much it forms.
  6. 9. The relative number of moles of the substances required to produce a given amount of product in a chemical reaction
Down
  1. 1. A representation of a chemical reaction that uses symbols to show the relationship between the reactants and the products
  2. 3. A number that shows the relative amount of a substance in a reaction
  3. 5. A substance of molecule that participates in a chemical reaction