elizabeth131743
elizabeth131743 elizabeth131743
  • 23-06-2019
  • Chemistry
contestada

Can someone help me with 18 to 22plz.

Can someone help me with 18 to 22plz class=

Respuesta :

isalexia19 isalexia19
  • 23-06-2019

Answer:

18 True

19 True

20 False

21 True

Explanation:

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