A Molecule Of $\mathrm { Fe } _ { 2 } \mathrm { O } _ { 3 }$

Multiple Choice

A molecule of $\mathrm { Fe } _ { 2 } \mathrm { O } _ { 3 }$ consists of 2 iron atoms and 3 oxygen atoms. How many total atoms do y molecules contain?

A) $2 y + 3$
B) $y + 5$
C) $5 y$
D) $6 y$
E) $5 + 2 y$