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Use the values of AH; to calculate AF® for the following reactions. Substance and State AH(kJ/mol)...
Use the values of AH to calculate AHº for the following reactions. CO2(9) Substance and State AH (kJ/mol) C2H5OH(1) -27...
Use the values of AH to calculate AHº for the following reactions. CO2(9) Substance and State AH (kJ/mol) C2H5OH(1) -278 02 (9) -393.5 H2O(9) -242 H2O(1) -286 TiC14(9) -736 TiO2 (s) -945 H+ (aq) ci- (aq) -167 MgO(s) -602 Mg(OH)2(s) -925 + ) — (8) + (8) a. Hoc AH° = DK b. TiCl4(g) + 2H2O(l) + TiO2 (s) + 4HCl(aq) AH° = C kJ c. MgO(s) + H2O(l) + Mg(OH)2(s) AH° = C kJ
81. Given the following data Ca(s) + 2C(graphite) → CaC2(s) AH-62.8 kJ Ca(s) + cao(s) +...
81. Given the following data Ca(s) + 2C(graphite) → CaC2(s) AH-62.8 kJ Ca(s) + cao(s) + H2O(l)-→ Ca(OH)2(aq) C2H2(g) +022CO2(8)+ H200) 2(g)-→ CaO(s) ΔH =-635.5 kJ ΔH =-653.1 kJ C(graphite) + 02(g)-→ CO2(g) ΔH =-393.5 kJ calculate ΔH for the reaction CaC2(s) + 2H20() → Ca(OH)2(aq) + C2H2(g)
Use the data from this table of thermodynamic properties to calculate the values of ASixn for...
Use the data from this table of thermodynamic properties to calculate the values of ASixn for each reaction at 25 °C. 4NH,(g) + 70,(9) — 4NO2(g) + 6H2O(g) AS:n = J/mol K N,() + 0,(g) 2 NO(g) J/mol K Asian = MISU415) -1065.25 N2(9) N2H4(0) 50.6 N20(9) 81.6 N204(9) 11.1 N205(9) 13.3 NH3(9) -45.9 NH3(aq) -80.29 NH,+(aq) -133.3 NH4CI(S) -314.4 NH4NO3(s) -365.6 (NH2)2CO(s) -333.1 Na(s) Na+(aq) -240.3 Na2CO3(S) -1130.7 NaCl(s) -411.2 NaF(s) -576.6 NaBr(s) -361.1 Nal(s) -287.8 NaNO3(s) -467.9 NaOH(s)...
Use Table 6 values to calculate AGº (in kJ) at 2000 K for the following reaction:...
Use Table 6 values to calculate AGº (in kJ) at 2000 K for the following reaction: NO2(g) + CO(g) NO(g) + CO2(g) 0 -222 kJ 0-990 kJ 0 - 199 kJ O-1211 kJ O-420 kJ AG; (kJ/mol ) at 25°c AH; Sº (kJ/mol) (KJ/K mol) AG, (kJ/mol) at 25°c ΔΗ: sº (kJ/mol) (kJ/kmol) 0.0 -20.6 H2S (g) -33.6 +0.2057 -814.0 H2SO4(0) +0.1569 -690.1 0.0 Hg(e) 0.0 +0.0760 -90.8 Hgo (3) -58.6 +0.0703 12 () 0.0 0.0 +0.1161 0.0 K(s) +0.0642...
Use Table 6 values to calculate AGº (in kJ) at 2000 K for the following reaction:...
Use Table 6 values to calculate AGº (in kJ) at 2000 K for the following reaction: NO2(g) + CO(g) + NO(g) + CO2(g) O-420 kJ 0-222 kJ O-1211 kJ 0-199 kJ 0-990 kJ 3 pts Question 27 What is the pH of .731 M H2CO3 (aq)? 8.4 O 5.2 O 3.3 O 6.5 10.7 Table 6 - Thermodynamic Data of 12.0 M HOH ZOH is added to Ag(s) AgBr(s) Agcl(s) AgI (8) AgNO, () Ag20(8) Al(a) Al,0, () Ba (3)...
Using enthalpies of formation (Appendix C), calculate ΔH ° for the following reaction at 25°C. Also...
Using enthalpies of formation
(Appendix C), calculate ΔH ° for the following reaction at 25°C.
Also calculate ΔS ° for this reaction from standard entropies at
25°C. Use these values to calculate ΔG ° for the reaction at this
temperature. COCl2(g) + H2O(l ) h CO2(g) + 2HCl(g).
Appendix C Thermodynamic Quantities for Substances and Ions at 25°C Substance or lon AH; (kW/mol) 0 AG: (kJ/mol) 0 S° (J/mol-K) 20.87 ΔΗ, (kJ/mol) -946.3 - 33422 AG; {kj/mol) --859,3 -2793 (J/mol-K)...
4. Only ideal processes can be thermodynamically "reversible." Why can rear proce y can real process...
4. Only ideal processes can be thermodynamically "reversible." Why can rear proce y can real processes not be? 5. Consider the following reactions. (Note: if this were an exam we would give you an excerpt on tabular data from Appendix 4 (Table A4.3). 2Fe(s) + 3Cla(s) 2FeCl(s) N2H4(8) + H2(g) + 2NH3(g) (a) Would you expect the entropy change for the above reaction to be >0, <0, or no (small)? Justify your answer. (d) Would you expect the entropy change...
Use the values of AH to calculate AHº for the following reactions. CO2(9) Substance and State AH (kJ/mol) C2H5OH(1) -278 02 (9) -393.5 H2O(9) -242 H2O(1) -286 TiC14(9) -736 TiO2 (s) -945 H+ (aq) ci- (aq) -167 MgO(s) -602 Mg(OH)2(s) -925 + ) — (8) + (8) a. Hoc AH° = DK b. TiCl4(g) + 2H2O(l) + TiO2 (s) + 4HCl(aq) AH° = C kJ c. MgO(s) + H2O(l) + Mg(OH)2(s) AH° = C kJ
81. Given the following data Ca(s) + 2C(graphite) → CaC2(s) AH-62.8 kJ Ca(s) + cao(s) + H2O(l)-→ Ca(OH)2(aq) C2H2(g) +022CO2(8)+ H200) 2(g)-→ CaO(s) ΔH =-635.5 kJ ΔH =-653.1 kJ C(graphite) + 02(g)-→ CO2(g) ΔH =-393.5 kJ calculate ΔH for the reaction CaC2(s) + 2H20() → Ca(OH)2(aq) + C2H2(g)
Use the data from this table of thermodynamic properties to calculate the values of ASixn for each reaction at 25 °C. 4NH,(g) + 70,(9) — 4NO2(g) + 6H2O(g) AS:n = J/mol K N,() + 0,(g) 2 NO(g) J/mol K Asian = MISU415) -1065.25 N2(9) N2H4(0) 50.6 N20(9) 81.6 N204(9) 11.1 N205(9) 13.3 NH3(9) -45.9 NH3(aq) -80.29 NH,+(aq) -133.3 NH4CI(S) -314.4 NH4NO3(s) -365.6 (NH2)2CO(s) -333.1 Na(s) Na+(aq) -240.3 Na2CO3(S) -1130.7 NaCl(s) -411.2 NaF(s) -576.6 NaBr(s) -361.1 Nal(s) -287.8 NaNO3(s) -467.9 NaOH(s)...
Use Table 6 values to calculate AGº (in kJ) at 2000 K for the following reaction: NO2(g) + CO(g) NO(g) + CO2(g) 0 -222 kJ 0-990 kJ 0 - 199 kJ O-1211 kJ O-420 kJ AG; (kJ/mol ) at 25°c AH; Sº (kJ/mol) (KJ/K mol) AG, (kJ/mol) at 25°c ΔΗ: sº (kJ/mol) (kJ/kmol) 0.0 -20.6 H2S (g) -33.6 +0.2057 -814.0 H2SO4(0) +0.1569 -690.1 0.0 Hg(e) 0.0 +0.0760 -90.8 Hgo (3) -58.6 +0.0703 12 () 0.0 0.0 +0.1161 0.0 K(s) +0.0642...
Use Table 6 values to calculate AGº (in kJ) at 2000 K for the following reaction: NO2(g) + CO(g) + NO(g) + CO2(g) O-420 kJ 0-222 kJ O-1211 kJ 0-199 kJ 0-990 kJ 3 pts Question 27 What is the pH of .731 M H2CO3 (aq)? 8.4 O 5.2 O 3.3 O 6.5 10.7 Table 6 - Thermodynamic Data of 12.0 M HOH ZOH is added to Ag(s) AgBr(s) Agcl(s) AgI (8) AgNO, () Ag20(8) Al(a) Al,0, () Ba (3)...
Using enthalpies of formation
(Appendix C), calculate ΔH ° for the following reaction at 25°C.
Also calculate ΔS ° for this reaction from standard entropies at
25°C. Use these values to calculate ΔG ° for the reaction at this
temperature. COCl2(g) + H2O(l ) h CO2(g) + 2HCl(g).
Appendix C Thermodynamic Quantities for Substances and Ions at 25°C Substance or lon AH; (kW/mol) 0 AG: (kJ/mol) 0 S° (J/mol-K) 20.87 ΔΗ, (kJ/mol) -946.3 - 33422 AG; {kj/mol) --859,3 -2793 (J/mol-K)...
4. Only ideal processes can be thermodynamically "reversible." Why can rear proce y can real processes not be? 5. Consider the following reactions. (Note: if this were an exam we would give you an excerpt on tabular data from Appendix 4 (Table A4.3). 2Fe(s) + 3Cla(s) 2FeCl(s) N2H4(8) + H2(g) + 2NH3(g) (a) Would you expect the entropy change for the above reaction to be >0, <0, or no (small)? Justify your answer. (d) Would you expect the entropy change...
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