Both oxygen and aluminum are produced by the decomposition of aluminum oxide, Al₂O₃. During this, 6 moles of oxygen are produced when 8 moles of Al are produced.
What is Decomposition reaction ?
Chemical decomposition, or chemical breakdown, is the process or effect of simplifying a single chemical entity into two or more fragments.
Chemical decomposition is usually regarded and defined as the exact opposite of chemical synthesis.
Therefore,
6 moles of oxygen are produced when 8 moles of Al are produced during decomposition of aluminum oxide, Al₂O₃
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