Unit 3 Terms

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Across
  1. 4. Reaction that absorbs energy from the surroundings.
  2. 6. Mass of exactly 1 mol of a chemical (2 words)
  3. 7. The chemical that lost electrons in a chemical reaction was ___________.
  4. 9. An element reacts with a compound resulting in a new element and a new compound. (2 words).
  5. 10. A measure of the concentration of a solution.
Down
  1. 1. A type of chemical reaction in which one of the reactants is molecular oxygen.
  2. 2. There are 6.022 times 1023 particles in one __________ particles.
  3. 3. A reaction in which a single reactant forms two or more products.
  4. 5. We balance a chemical equation by using the smallest, whole number ____________.
  5. 8. A chemical used up during the reaction.