bokeja2047 bokeja2047
  • 03-12-2020
  • Chemistry
contestada

need help with this science question............

need help with this science question class=

Respuesta :

kabosaida345
kabosaida345 kabosaida345
  • 03-12-2020

Answer:

18- H

19- D

20-G

21-A

(i think these are the answers)

Explanation:

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