Chemical Reactions Crossword

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Across
  1. 3. A substance that changes the rate of a chemical reaction without being used up or changed very much.
  2. 4. A + BC -----> AC + B
  3. 5. smallest component of an element
  4. 7. The substance that forms in a chemical reaction
  5. 9. used up when reaction is run to completion
  6. 10. The area of chemistry involving the calculations of quantities of substances involved in chemical reactions
Down
  1. 1. The chemicals which are put into a chemical reaction and are on the left side of the reaction
  2. 2. A compound decomposes into 2 or more simpler substances
  3. 6. burning wood, rust, campfire are examples of a
  4. 8. group of atoms bonded together,