The mineral dolomite has the formula, CaCO3∙MgCO3. When dolomite is heated for an extended period of time at elevated temperatures, it decomposes into carbon dioxide and a mixture of calcium oxide and magnesium oxide. If a 5.424 g sample of dolomite is heated for several hours at 950 °C, what should be the mass of the mixed oxides produced? Hint: Write out the balanced chemical equation before proceeding.
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