Respuesta :
The answer is A because you have to balance the equation first then answer.
The number of atoms of oxygen on the product side according to the law of conservation has been 6. Thus, option A is correct.
The chemical equation has been followed with the law of conservation. According to the law of conservation. The number of atoms of each element on the product and reactant side are equal.
Law of Conservation
The law of conservation has been followed by balancing the chemical equation. The balanced chemical equation for the given reaction has been:
[tex]\rm 2\; Al\;+\;3\;O_2\;\rightarrow\;2\;Al_2O_3[/tex]
The number of atoms of oxygen on the product side according to the law of conservation has been 6. Thus, option A is correct.
Learn more about law of conservation, here:
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