Chemistry

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Across
  1. 3. Element(s) Before arrow
  2. 7. Anythings that has mass and takes up space
  3. 8. Elements are not equal on both sides of the equation
  4. 10. Building blocks of life
Down
  1. 1. The law that says no mass is created or destroyed
  2. 2. Element(s) After arrow
  3. 4. Two or more elements physically combined
  4. 5. A pure substance only made of one atom
  5. 6. Two or more elements chemically combined
  6. 9. Elements are equal on both sides of the equation