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Chemistry, 17.10.2020 01:01 2kdragginppl

In the chemical reaction, calcium carbonate (CaCO3) was heated to form two new substances: calcium oxide (Cao) and carbon dioxide (CO2).
CaCO3 + CaO + CO2
A student heated 24.8 g of CaCO3. After the reaction, they measured 13.9 g of Cao.
What was the mass of the CO2 gas that escaped during the reaction?
38.79
O 1.78 g
0 24.8 g
10.99

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