Unit 2 week 2 vocab crossword homework

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Across
  1. 3. energy Random kinetic energy possessed by objects in a material
  2. 4. the speed at which a chemical reaction occurs
  3. 6. the number of atoms of a particular element in a chemical reaction
  4. 7. in any chemical process, matter is neither lost or gained
  5. 8. The number placed in front of a compound to balance a chemical equation
Down
  1. 1. A chemical equation where the number of atoms of each element are the same on both sides
  2. 2. this is the rate at which a substance undergoes a chemical change
  3. 5. the measure of quantity of matter