So my science teacher says if you put water in a cup and then put oil in it the oil is "more dense than water" witch means the o
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Decomposition reaction results in the formation of the products by splitting the reactants. Moles of mercury(ii) oxide needed are 15.63 moles.
<h3>What are moles?</h3>Moles are the ratio of mass and the molar mass of the compound or the molecule.
Moles of oxygen are calculated as:
The balanced chemical reaction can be shown as,
From the reaction, it can be said that 1 mole of oxygen requires 2 moles of mercury oxide.
Moles of mercury oxide are calculated as:
Therefore, option C. 15.63 moles of mercury (II) oxide is needed.
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