chemistry

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Across
  1. 2. A reaction that absorbs heat-
  2. 5. A process where plants convert light energy into chemical energy-
  3. 7. The substance that dissolves another substance in a solution-
  4. 8. A reaction that releases heat-
  5. 9. To become dispersed throughout a solvent-
  6. 13. A chemical equation where the number of atoms of each element is the same on both sides-
  7. 15. A change in which substances are transformed into new substances-
  8. 16. A homogenous mixture where one substance is dissolved in another-
  9. 17. A chemical process involving rapid oxidation, often with fire-
  10. 18. A reaction where one element replaces another in a compound-
  11. 19. The substance formed after a chemical reaction-
  12. 20. The starting substances in a chemical reaction
Down
  1. 1. A substance that speeds up a chemical reaction-
  2. 3. The process where an element loses electrons-
  3. 4. DISPLACEMENT A reaction where two compounds exchange ions-
  4. 6. A slow chemical process that eats away metal surfaces-
  5. 10. A representation of a chemical reaction using symbols and formulas-
  6. 11. A form of energy often involved in chemical reactions-
  7. 12. The process where an element gains electrons-
  8. 14. A solid that forms from a solution during a chemical reaction-