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8. Calculate the enthalpy of decomposition of aluminum chloride in the following reaction: 2AICI; (s) 2A1 (s) + 3C12 (g) ---> Use the following four equations: a) 2A1 (s) + 6HCI (aq) 2AICI3 (aq) + 3H2 (g) | AH°;= -1049 kJ/mol b) HC1 (aq) → HC1 (g) AHf = 74.8 kJ/mol AH = -1845 kJ/mol c) H2 (g) + Cl2 (g) → 2HC1 (g) AH; = -323 kJ/mol d) AIC13 (s) → AICI3 (aq)

8. Calculate the enthalpy of decomposition of aluminum chloride in the following reaction: 2AICI; (s) 2A1 (s) + 3C12 (g) ---> Use the following four equations: a) 2A1 (s) + 6HCI (aq) 2AICI3 (aq) + 3H2 (g) | AH°;= -1049 kJ/mol b) HC1 (aq) → HC1 (g) AHf = 74.8 kJ/mol AH = -1845 kJ/mol c) H2 (g) + Cl2 (g) → 2HC1 (g) AH; = -323 kJ/mol d) AIC13 (s) → AICI3 (aq)

Chemistry: Principles and Practice
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter5: Thermochemistry
Section: Chapter Questions
Problem 5.62QE: A 50-mL solution of a dilute AgNO3 solution is added to 100 mL of a base solution in a coffee-cup...
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8. Calculate the enthalpy of decomposition of aluminum chloride in the following reaction: 2A1CI3 (s) ---> 2A1 (s) + 3C12 (g) Use the following four equations: a) 2Al (s) + 6HC1 (aq) → 2A1C1; (aq) + 3H2 (g) AH = -1049 kJ/mol b) HC1 (aq) → HCl (g) AH® = 74.8 kJ/mol %3| c) H2 (g) + Cl2 (g) → 2HC1 (g) AH; = -1845 kJ/mol %3D d) AlCl; (s) → AICI; (aq) AH°¡ = -323 kJ/mol %3D ->
Transcribed Image Text:8. Calculate the enthalpy of decomposition of aluminum chloride in the following reaction: 2A1CI3 (s) ---> 2A1 (s) + 3C12 (g) Use the following four equations: a) 2Al (s) + 6HC1 (aq) → 2A1C1; (aq) + 3H2 (g) AH = -1049 kJ/mol b) HC1 (aq) → HCl (g) AH® = 74.8 kJ/mol %3| c) H2 (g) + Cl2 (g) → 2HC1 (g) AH; = -1845 kJ/mol %3D d) AlCl; (s) → AICI; (aq) AH°¡ = -323 kJ/mol %3D ->
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