General Chemistry

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Across
  1. 4. negatively charged and orbits around the center of an atom
  2. 6. ____ Table of Elements
  3. 8. The smallest chemical unit of matter
  4. 10. Two or more atoms linked together to make a unique substance
  5. 11. ___ polymers are man made, like rubber
  6. 12. One property of a(n) ___ is that it conducts electricity when added to water
  7. 13. the pH ___ measures the strength of an acid
  8. 14. The center of an atom-made of protons and neutrons
  9. 17. ___ polymers occur in nature, like tree sap
  10. 18. Bond formed when ions are attracted to each other
Down
  1. 1. Substance with different compounds and/or elements
  2. 2. Charles' law states that heated gas adds ___
  3. 3. pH stands for potential for ___
  4. 5. One property of a(n)___ is that it receives hydrogen ions
  5. 7. ___ change examples: burning wood, iron rusting, baking a cake
  6. 9. ___ changes can be reversed
  7. 15. Bond formed when atoms share electrons
  8. 16. Anything that has mass and takes up space