Atomic Theory

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Across
  1. 4. a single kind of matter
  2. 6. no charge
  3. 7. negative charge
  4. 9. same or different
  5. 10. makes up matter
Down
  1. 1. the center of the atom
  2. 2. P+
  3. 3. same atoms
  4. 5. connects atoms
  5. 8. different atoms