In one of his most critical studies into the nature of
Chapter 5, Problem 5.63(choose chapter or problem)
In one of his most critical studies into the nature of combustion, Lavoisier heated mercury(II) oxide and isolated elemental mercury and oxygen gas. If 40.0 g of mercury(II) oxide is heated in a 502-mL vessel and 20.0% (by mass) decomposes, what is the pressure (in atm) of the oxygen that forms at 25.0 C? (Assume that the gas occupies the entire volume.)
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