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12) Calcium carbonate decomposes at high temperature to form carbon dioxide and calcium oxide: Caco3 - CO2 + Cao Given that the heat of formation of calcium carbonate is -1207 kJ/mol, the heat of formation of carbon dioxide is -394 kJ/mol, and the heat of formation of calcium oxide is -635 kJ/mol, determine the heat of reaction.

12) Calcium carbonate decomposes at high temperature to form carbon dioxide and calcium oxide: Caco3 - CO2 + Cao Given that the heat of formation of calcium carbonate is -1207 kJ/mol, the heat of formation of carbon dioxide is -394 kJ/mol, and the heat of formation of calcium oxide is -635 kJ/mol, determine the heat of reaction.

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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5:50 1 Calorimetry Practice.pdf When potassium chloride reacts with oxygen under the right conditions, potassium chlorate 11) is formed: 2 KCI + 3 02 ---> 2 KCIO3 Given that the heat of formation of potassium chloride is -436 kJ/mol and the heat of formation of potassium chlorate is -391 kJ/mol, determine the heat of reaction. 12) Calcium carbonate decomposes at high temperature to form carbon dioxide and calcium oxide: CaCO3 -> CO2 + Cao Given that the heat of formation of calcium carbonate is -1207 kJ/mol, the heat of formation of carbon dioxide is -394 kJ/mol, and the heat of formation of calcium oxide is -635 kJ/mol, determine the heat of reaction. 13) Carbon tetrachloride can be formed by reacting chlorine with methane: CH4 + 2 Cl2 --> Cl4 + 2 H2 Given that the heat of formation of methane is -75 kJ/mol and the heat of formation of carbon tetrachloride is -135 kJ/mol, determine the heat of reaction. Answers :1) 63.5 kJ 2) 0.213 cal/g°C 3) 210 g 4) 0.0309 cal/goC 5) 0.041 cal/goC 6) 330 g 7) 1330 kcal 8) 9.8 cal/g°C 9) +26 kJ/mol 10) 2690 kJ/mol 11) +90 kJ 12) + 178 kJ 13) -60 kJ
Transcribed Image Text:5:50 1 Calorimetry Practice.pdf When potassium chloride reacts with oxygen under the right conditions, potassium chlorate 11) is formed: 2 KCI + 3 02 ---> 2 KCIO3 Given that the heat of formation of potassium chloride is -436 kJ/mol and the heat of formation of potassium chlorate is -391 kJ/mol, determine the heat of reaction. 12) Calcium carbonate decomposes at high temperature to form carbon dioxide and calcium oxide: CaCO3 -> CO2 + Cao Given that the heat of formation of calcium carbonate is -1207 kJ/mol, the heat of formation of carbon dioxide is -394 kJ/mol, and the heat of formation of calcium oxide is -635 kJ/mol, determine the heat of reaction. 13) Carbon tetrachloride can be formed by reacting chlorine with methane: CH4 + 2 Cl2 --> Cl4 + 2 H2 Given that the heat of formation of methane is -75 kJ/mol and the heat of formation of carbon tetrachloride is -135 kJ/mol, determine the heat of reaction. Answers :1) 63.5 kJ 2) 0.213 cal/g°C 3) 210 g 4) 0.0309 cal/goC 5) 0.041 cal/goC 6) 330 g 7) 1330 kcal 8) 9.8 cal/g°C 9) +26 kJ/mol 10) 2690 kJ/mol 11) +90 kJ 12) + 178 kJ 13) -60 kJ
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