Chemical Reactions

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Across
  1. 2. A real-world example of a chemical reaction given in the text.
  2. 6. The substances present before a chemical reaction.
  3. 7. A chemical equation must be this to follow the law of conservation of mass.
  4. 9. The small numbers that tell how many atoms are in a molecule.
  5. 11. The element that must be balanced in the equation for water.
  6. 12. This liquid was mixed with baking soda in the example reaction.
Down
  1. 1. The element represented by "H" in H₂O.
  2. 3. The product formed when hydrogen reacts with oxygen.
  3. 4. The substances formed after a chemical reaction.
  4. 5. The law of conservation states this cannot be created or destroyed.
  5. 8. The big numbers placed in front of molecules to balance equations.
  6. 10. The appliance mentioned that provides heat for reactions.