hayleykreiger1 hayleykreiger1
  • 23-11-2017
  • Advanced Placement (AP)
contestada

Which of the following is composed of ions?
a.)CO2
b.)C
c.)Zn
d.)Fe2O3

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THUG4L1F3
THUG4L1F3 THUG4L1F3
  • 23-11-2017
The answer is d.) Fe302.  CO2 is a compound (One carbon atom, two oxygen atoms), letters b. and c. are elements (Carbon and zinc, respectively).
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