Balancing Chemical Equations

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Across
  1. 5. a law that states mass cannot be created or destroyed; it can only change form
  2. 6. equation is the symbolic representation of a chemical reaction in the form of symbols and formulae
  3. 8. when the equation is set up where no mass is created or destroyed during the reaction
  4. 10. the substances present before a chemical equation
Down
  1. 1. a process that involves rearrangement of the molecular or ionic structure of a substance
  2. 2. things that are composed of mass and takes up space
  3. 3. who had a large influence on both the history of chemistry and the history of biology
  4. 4. the substances produced after a chemical equation
  5. 7. when the equation has a unequal number of atoms on both sides of the arrow
  6. 9. represents "yield" and separates the reactants and products