1. Write a balanced chemical equation, including physical state symbols, for the decomposition of solid calcium carbonate (CaCO,) into solid calcium oxide and gaseous carbon dioxide. 2. Suppose 11.0 L of carbon dioxide gas are produced by this reaction, at a temperature of 360.0 °C and pressure of exactly 1 atm. Calculate the mass of calcium carbonate that must have reacted. Round your answer to 3 significant digits.

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Chapter13: Gases
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Ancient Romans built often out of bricks and mortar. A key ingredient in their mortar was quicklime (calcium oxide), which they produced by roasting limestone
(calcium carbonate).
1. Write a balanced chemical equation, including physical state symbols, for the
decomposition of solid calcium carbonate (CaCO,) into solid calcium oxide and
gaseous carbon dioxide.
?
2. Suppose 11.0 L of carbon dioxide gas are produced by this reaction, at a
temperature of 360.0 °C and pressure of exactly 1 atm. Calculate the mass of
calcium carbonate that must have reacted. Round your answer to 3 significant digits.
Transcribed Image Text:Ancient Romans built often out of bricks and mortar. A key ingredient in their mortar was quicklime (calcium oxide), which they produced by roasting limestone (calcium carbonate). 1. Write a balanced chemical equation, including physical state symbols, for the decomposition of solid calcium carbonate (CaCO,) into solid calcium oxide and gaseous carbon dioxide. ? 2. Suppose 11.0 L of carbon dioxide gas are produced by this reaction, at a temperature of 360.0 °C and pressure of exactly 1 atm. Calculate the mass of calcium carbonate that must have reacted. Round your answer to 3 significant digits.
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