Answer :
The balanced chemical reaction is,

From this balanced chemical reaction, we conclude that
2 moles of iron oxide react with the 3 moles of carbon to give 4 moles of iron and 3 moles of carbon dioxide.
Therefore, the valid mole ratio from the balanced chemical reaction is,

Answer:
sientific method creating scientific theory
Explanation:
sience brob
Hey there!
NaHCO₃
Notice that there is no subscript under Na.
That means there is one atom of Na for each molecule of NaHCO₃.
Hope this helps!
Answer:
10
x
^3
−
10
x
^2
+
10
x
−
12
Explanation: