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100g of mercuric oxide is heated and dec...

100g of mercuric oxide is heated and decomposed to produce 7.4g of oxygen. What mass of mercury must be produced in the reaction?

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To solve the problem, we will use the law of conservation of mass, which states that the total mass of reactants must equal the total mass of products in a chemical reaction. ### Step-by-step Solution: 1. **Identify the Given Information:** - Mass of mercuric oxide (HgO) = 100 g - Mass of oxygen (O) produced = 7.4 g - Mass of mercury (Hg) produced = x g (unknown) ...
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