Respuesta :

Answer:  D) 11

Explanation:

We have 1 iron atom (the Fe)

We have 5 carbon (denoted [tex]C_5[/tex])

We have 5 oxygen atoms (denoted [tex]O_5[/tex])

So we have 1+5+5 = 11 atoms in this compound.

In one formula unit of  [tex]\rm FeC_5O_5[/tex], the number of atoms of oxygen has been 5. Thus , option B is correct.

Formula unit has been the empirical representation of the chemical compound. The formula has been responsible to deliver the information about the number of atoms of each elements present in the sample.

The given compound has been [tex]\rm FeC_5O_5[/tex]. The formula has subscript with each element representing the number of atoms.  The atoms of each element has been:

  • Iron = 1
  • Carbon = 5
  • Oxygen = 5

The number of atoms of oxygen present in one formula unit of [tex]\rm FeC_5O_5[/tex] has been 5. Thus , option B is correct.

For more information about the formula unit, refer to the link:

https://brainly.com/question/19293051

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