Crossword

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Across
  1. 3. If the number of atoms of each element in reactants is not equal to the number of atoms of each element present in product.
  2. 5. The process where a set of substances undergo a chemical change to form a different substance.
  3. 6. When a chemical equation shows no mass was created or destroyed during the reaction.
  4. 8. a unique form of matter with constant chemical composition and characteristic properties.
  5. 9. the scientific study of the properties and behavior of matter.
  6. 10. Term used for the elements and compounds after a chemical reaction takes place.
Down
  1. 1. A substance made from two or more different elements that have been chemically joined.
  2. 2. anything that has mass and takes up space
  3. 4. Term used for the elements and compounds before a chemical reaction takes place.
  4. 7. The basic particles of the chemical elements.