Question

In the chemical reaction below, how many different elements are used and what is the total number of atoms on the reactant side of the equation?
2Fe2O3 + 3C → 4Fe + 3CO2

A. Elements: 4; Total Reactant Atoms: 10
B.Elements: 3; Total Reactant Atoms: 9
C.Elements: 3; Total Reactant Atoms: 13
D.Elements: 6; Total Reactant Atoms: 26

Answer 1

Answer:

4 Element, total reactant atom is 10

Answer 2

Answer:

C.Elements : 3, Total reactant Atoms : 13

Explanation:

Elements : Fe, C, O

no.of atoms = 2(2+3)+3

= 13 atoms