Conservation of Mass

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Across
  1. 3. Is part of the 8 group in the periodic table.
  2. 4. Is part of the 12 group in the periodic table.
  3. 7. Substance that is formed as the result of a chemical reaction.
  4. 8. He was the first Russian Scientist of natural importance
  5. 9. Substances initially present in a chemical reaction that are consumed during the reaction to make products.
Down
  1. 1. He is widely considered in popular literature as the "father of modern chemistry"
  2. 2. Is part of the 11 group in the periodic table.
  3. 5. An action in a reverse direction or manner.
  4. 6. The downward force caused by gravity on an object.
  5. 8. A measure of how much matter is in an object.