REACTIONS

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Across
  1. 2. Equation with the same number of atoms on both sides.
  2. 3. Number placed before a chemical formula to balance an equation.
  3. 5. Equation where atoms are not equal on both sides.
  4. 12. Reaction in which one compound breaks into simpler substances.
  5. 13. Total number of atoms of each element in an equation.
  6. 14. Scientific law stating matter cannot be created or destroyed.
  7. 15. of mass Principle stating that mass remains constant during a reaction.
Down
  1. 1. Symbolic representation of a chemical reaction using formulas.
  2. 4. Reaction where two or more substances combine to form one product.
  3. 6. Technique used to balance equations by testing different coefficients.
  4. 7. Study of quantitative relationships in chemical reactions.
  5. 8. Process in which substances change into new substances.
  6. 9. Substance formed after a chemical reaction occurs.
  7. 10. Substance present at the beginning of a chemical reaction.
  8. 11. Small number written below a symbol showing the number of atoms.