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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 & Chemical Reactivity
Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter5: Principles Of Chemical Reactivity: Energy And Chemical Reactions
Section5.7: Enthalpy Calculations
Problem 5.10CYU: Calculate the standard enthalpy of combustion for benzene, C6H6. C6H6() + 15/2 O2(g) 6 CO2(g) + 3...
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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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