chemistry

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Across
  1. 3. / more than one type of atom
  2. 5. / common characteristics
  3. 8. change / when one or more substances are changed into new substances
  4. 9. / nonmetallic when in chemicals, appearance looks like metal
  5. 11. / all the substances are the same throughout
  6. 12. / made up of one type of atom
  7. 13. gases / have a full shell
Down
  1. 1. / two or more substances that are physically combined
  2. 2. metals / light weight and bendable
  3. 4. change / When one or more physical properties is changed
  4. 6. / very reactive
  5. 7. / visibly different substances
  6. 10. / two or more atoms that are chemically joined