ChemistryChemical combinationWAEC
In 2Mg + O₂ → 2MgO, how many moles of magnesium oxide are formed from 4 mol of magnesium?
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Answer: C. 4
Mg and MgO are in a 1 : 1 ratio.
An AdmitMe practice question, written for the WAEC syllabus. Not an official past question.