Science Quiz

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Across
  1. 2. H2O
  2. 4. CaCO3
  3. 6. CO2
  4. 7. the beginning of a chemical reaction
  5. 8. the result of a reaction
  6. 9. bubble bubble
  7. 10. baking soda
Down
  1. 1. HCl
  2. 3. C6H12O6
  3. 4. changes into something new
  4. 5. POP