jemilafeysel
jemilafeysel jemilafeysel
  • 30-03-2020
  • Chemistry
contestada

all please
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all please guys help me please class=

Respuesta :

Аноним Аноним
  • 31-03-2020

Explanation:

Percentage composition by mass

  1. 21.2 %
  2. 46.6%
  3. 35%
  4. 21.2 %
Answer Link

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