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P,010(s) + 6PC13(g) → 10POCI;(8) 1. The synthesis of phosphoryl chloride (POCI,) is represented in the...
Given the heats of the following reactions: AH° kJ 1. P.(s) + 6C,(g) -->4PCI (g) -1225.6...
Given the heats of the following reactions: AH° kJ 1. P.(s) + 6C,(g) -->4PCI (g) -1225.6 II. P (s) + 50, (g) ---->P,(s) -2967.3 III. PCI, (g) + Cl, (g) ---> PCI (g) -84.2 IV. PCI,(g) + x0,(g)--->CI PO(g) -285.7 Calculate the value of AH® for the reaction below: P.O.(s) + 6PCI_(8) ---> 10C1, PO(g) -110.5 kJ -610.1 kJ -2682.2 kJ (D) -7555.0 kJ (A) (B)
please help with these Fe2O3(s) + 3H2(g) +2Fe(s) + 3H2O(g) Using standard absolute entropies at 298K,...
please help with these
Fe2O3(s) + 3H2(g) +2Fe(s) + 3H2O(g) Using standard absolute entropies at 298K, calculate the entropy change for the system when 2.37 moles of Fe2O3() react at standard conditions. AS system JK 2CO(g) + O2(g) +2CO2(g) Using standard absolute entropies at 298K, calculate the entropy change for the system when 1.54 moles of CO(g) react at standard conditions. AS system JK 2NH3(g) + 3N20(g)— 4N2(g) + 3H2O(g) AH = -879.5 kJ and AS° = 288.1 J/K The...
32. Given the following data: A. P4(s)+ 6 Cl2(g)4 PCls(g) B. P4(s)+ 5 02(g) P4O10(s)AH=- 2967.3...
32. Given the following data: A. P4(s)+ 6 Cl2(g)4 PCls(g) B. P4(s)+ 5 02(g) P4O10(s)AH=- 2967.3 C. PCls(g)+Cl2(g) PCIS(g) D. PCI3(g)+O2(g) ClaPO(g) AH-285.7 AH 1225.6 kJ AH=-84.2 Calculate AH for the reaction: P4O10(s)+6 PCI5(g) 10 CI3PO(g). Note when I solved this problem, I used 3 of the 4 data reactions, added them together, then used the fourth data reaction to get to the desired reaction. -B-6C+10D+A
10. Given the following thermochemical data: 2 P(s) + 3 Cl, (g) → 2 PCI, (1)...
10. Given the following thermochemical data: 2 P(s) + 3 Cl, (g) → 2 PCI, (1) AH = -636 kJ/mol PCI, (1) PCI, (s) + C12 (8) AH = 138 kJ/mol compute the enthalpy of formation of PCI, (s), that is the enthalpy change for the reaction P(8) + 5/2 CI, (g) - PCI, (5) AH-? kJ/mol
and 50. Given the following, determine AGof at 298 K for SnO. Sn(s)+SnO2(s) 2SnO(s); AG° =...
and
50. Given the following, determine AGof at 298 K for SnO. Sn(s)+SnO2(s) 2SnO(s); AG° = 12.0 kJ at 298K Substance AGOF(kJ/mol) at 298 K SnO(s) SnO2(s) ? -515.8 95. Consider the following reaction: 3C(s)+4H2(g) -C3H8(g); AH =-104.7 kJ; AS° = -287.4J/K at 298 K What is the equilibrium constant at 400.0 K for this reaction?
3. (14 pts.) The standard molar enthalpy of formation of Fe,Oxs is AH = -8242 kJ/mol,...
3. (14 pts.) The standard molar enthalpy of formation of Fe,Oxs is AH = -8242 kJ/mol, and the standard molar enthalpy of formation of SO2(g) is AH = -296.8 kJ/mol (both at 298 K). Use this information, along with the standard molar enthalpy change of the following reaction at 298K, 2 FeS21s) + 11/2O2(g) → Fe2O3 + 4 SO2(g) AH = -1655 kJ/mol To determine the standard molar enthalpy change of the reaction shown below are 298 K: Fe(s) +...
1) Consider the following reaction: 3C(s) + 4H2(g) → C3H8(g); AH° = -104.7 kJ; AS =...
1) Consider the following reaction: 3C(s) + 4H2(g) → C3H8(g); AH° = -104.7 kJ; AS = -287.4J/K at 298 K What is the equilibrium constant at 300.0 K for this reaction? AGº = -RT In K. AG° = AH° - TAS" (R=8.3145J/mol.K) (6 points)
help with all of these please 19. For a certain reaction, AH -35.4 kJ and AS...
help with all of these please
19. For a certain reaction, AH -35.4 kJ and AS - 85.5 / a) is the reaction endothermic or exothermic? b) Does the reaction lead to an increase or decrease in the disorder of the system? c) Calculate AGº for the reaction at 298K d) is the reaction spontaneous at 298K? 20. The sublimation of solid carbon dioxide is a spontaneous process. Predict the sign (+,-, or 0) of AG", AH", and As,", respectively....
The standard enthalpy change for the following reaction is -704 kJ at 298 K. Al(s) +...
The standard enthalpy change for the following reaction is -704 kJ at 298 K. Al(s) + 3/2 Cl2(g) — AICI3(8) AH° = -704 kJ What is the standard enthalpy change for the reaction at 298 K? 2 AICI3(s) — 2 Al(s) + 3 Cl2(9) kJ The standard enthalpy change for the following reaction is 851 kJ at 298 K. 2 NaOH(s) —— 2 Na(s) + O2(g) + H2(g) AH° = 851 kJ What is the standard enthalpy change for this...
Given the heats of the following reactions: AH° kJ 1. P.(s) + 6C,(g) -->4PCI (g) -1225.6 II. P (s) + 50, (g) ---->P,(s) -2967.3 III. PCI, (g) + Cl, (g) ---> PCI (g) -84.2 IV. PCI,(g) + x0,(g)--->CI PO(g) -285.7 Calculate the value of AH® for the reaction below: P.O.(s) + 6PCI_(8) ---> 10C1, PO(g) -110.5 kJ -610.1 kJ -2682.2 kJ (D) -7555.0 kJ (A) (B)
please help with these
Fe2O3(s) + 3H2(g) +2Fe(s) + 3H2O(g) Using standard absolute entropies at 298K, calculate the entropy change for the system when 2.37 moles of Fe2O3() react at standard conditions. AS system JK 2CO(g) + O2(g) +2CO2(g) Using standard absolute entropies at 298K, calculate the entropy change for the system when 1.54 moles of CO(g) react at standard conditions. AS system JK 2NH3(g) + 3N20(g)— 4N2(g) + 3H2O(g) AH = -879.5 kJ and AS° = 288.1 J/K The...
32. Given the following data: A. P4(s)+ 6 Cl2(g)4 PCls(g) B. P4(s)+ 5 02(g) P4O10(s)AH=- 2967.3 C. PCls(g)+Cl2(g) PCIS(g) D. PCI3(g)+O2(g) ClaPO(g) AH-285.7 AH 1225.6 kJ AH=-84.2 Calculate AH for the reaction: P4O10(s)+6 PCI5(g) 10 CI3PO(g). Note when I solved this problem, I used 3 of the 4 data reactions, added them together, then used the fourth data reaction to get to the desired reaction. -B-6C+10D+A
10. Given the following thermochemical data: 2 P(s) + 3 Cl, (g) → 2 PCI, (1) AH = -636 kJ/mol PCI, (1) PCI, (s) + C12 (8) AH = 138 kJ/mol compute the enthalpy of formation of PCI, (s), that is the enthalpy change for the reaction P(8) + 5/2 CI, (g) - PCI, (5) AH-? kJ/mol
and
50. Given the following, determine AGof at 298 K for SnO. Sn(s)+SnO2(s) 2SnO(s); AG° = 12.0 kJ at 298K Substance AGOF(kJ/mol) at 298 K SnO(s) SnO2(s) ? -515.8 95. Consider the following reaction: 3C(s)+4H2(g) -C3H8(g); AH =-104.7 kJ; AS° = -287.4J/K at 298 K What is the equilibrium constant at 400.0 K for this reaction?
3. (14 pts.) The standard molar enthalpy of formation of Fe,Oxs is AH = -8242 kJ/mol, and the standard molar enthalpy of formation of SO2(g) is AH = -296.8 kJ/mol (both at 298 K). Use this information, along with the standard molar enthalpy change of the following reaction at 298K, 2 FeS21s) + 11/2O2(g) → Fe2O3 + 4 SO2(g) AH = -1655 kJ/mol To determine the standard molar enthalpy change of the reaction shown below are 298 K: Fe(s) +...
1) Consider the following reaction: 3C(s) + 4H2(g) → C3H8(g); AH° = -104.7 kJ; AS = -287.4J/K at 298 K What is the equilibrium constant at 300.0 K for this reaction? AGº = -RT In K. AG° = AH° - TAS" (R=8.3145J/mol.K) (6 points)
help with all of these please
19. For a certain reaction, AH -35.4 kJ and AS - 85.5 / a) is the reaction endothermic or exothermic? b) Does the reaction lead to an increase or decrease in the disorder of the system? c) Calculate AGº for the reaction at 298K d) is the reaction spontaneous at 298K? 20. The sublimation of solid carbon dioxide is a spontaneous process. Predict the sign (+,-, or 0) of AG", AH", and As,", respectively....
The standard enthalpy change for the following reaction is -704 kJ at 298 K. Al(s) + 3/2 Cl2(g) — AICI3(8) AH° = -704 kJ What is the standard enthalpy change for the reaction at 298 K? 2 AICI3(s) — 2 Al(s) + 3 Cl2(9) kJ The standard enthalpy change for the following reaction is 851 kJ at 298 K. 2 NaOH(s) —— 2 Na(s) + O2(g) + H2(g) AH° = 851 kJ What is the standard enthalpy change for this...
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