Concept explainers
(a)
To determine: The empirical formula of magnesium oxide.
Interpretation: The mass of magnesium and oxygen reacting to form given mass of magnesium oxide is given. The empirical formula of magnesium oxide is to be derived.
Concept introduction: Empirical formula is the chemical notation of a molecule with the lowest ratio of each of the element of which it is formed.
(b)
To determine: The balanced chemical equation for the reaction of magnesium with oxygen.
Interpretation: The balanced chemical equation for the reaction of magnesium with oxygen is to be stated.
Concept introduction: The balanced chemical equation is the reaction in which the number of atoms of each element on the reactant side is equal to that on the reactant side.
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