Calcium Carbonate Decomposes at High Temperatures to Give Calcium Oxide

question 79

Short Answer

Calcium carbonate decomposes at high temperatures to give calcium oxide and carbon dioxide.
CaCO₃(s)
CaO(s)+ CO₂(g)
K_P for this reaction is 1.16 at 800°C.A 5.00 L vessel containing 10.0 g of CaCO₃(s)was evacuated to remove the air, sealed, and then heated to 800°C.Ignoring the volume occupied by the solid, what will be the overall mass percent of carbon in the solid once equilibrium is reached?

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Definitions:

Signoria

A form of government in Italian city-states during the medieval and Renaissance periods, characterized by rule by a single lord or a hereditary ruling family.

Medici

A powerful and influential family in Florence, Italy, during the Renaissance, known for their support of the arts, significant political control, and the production of four popes.

Merchant Capitalism

An early phase in the development of capitalism where trade and the merchant class played a primary role in economic life.

Condottieri

Condottieri were leaders of mercenary soldiers in Italy during the Middle Ages and Renaissance, hired by city-states and the papacy for military purposes.