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23 Nov 2019
The following chemical equation is not balanced: Fe + O2 ->Fe2O3. After balancing, this chemical equation is ____.
[A] Fe4 + O6 -> Fe4O6
[B] 4 Fe + 3 O2 -> 2 Fe2O3
[C] 2 Fe + O2 -> Fe2O3
[D] Fe2 + O3 -> Fe2O3
The following chemical equation is not balanced: Fe + O2 ->Fe2O3. After balancing, this chemical equation is ____.
[A] Fe4 + O6 -> Fe4O6
[B] 4 Fe + 3 O2 -> 2 Fe2O3
[C] 2 Fe + O2 -> Fe2O3
[D] Fe2 + O3 -> Fe2O3
2
answers
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watching
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6 Dec 2023
Sixta KovacekLv2
23 Nov 2019
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