to P4.22 Calculate the standard enthalpy of formation of FeS2(s) at 550.°C from the data tables...
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) +...
5 Determine the standard enthalpy of formation of Fe2O3(s) given the thermochemical equations below. 2Fe(s) + 3/2 O2(g) → Fe2O3(s) AH(Fe2O3) = ? Fe(s) + 3 H2O() Fe(OH)3(s) + 3/2 H2(g) AH° = +160.9 kJ/mol-rxn H2(g) + 1/2O2(g) → H2O(1) A.H° = -285.8 kJ/mol-rxn Fe2O3(s) + 3 H2O(1) ► Fe(OH),(s) A,Hº +288.6 kJ/mol-rxn
15. Determine the standard enthalpy of formation of Fe2O3(s), 2Fe(s) + 1.5 02 (g) → Fe2O3(s) given the thermochemical equations below. (4 points) AFH° = +160.9 kJ/mol-rxn Fe(s) + 3 H20(8) - Fe(OH)3(s) + 3/2 H (9) H2(g) + 1/2 O2(g) → H2O(6) Fe2O3(s) + 3 H2O(0) - 2 Fe(OH)3(8) A-H° = -285.8 kJ/mol-rxn A,Hº = +288.6 kJ/mol-rxn
2.Calculate the enthalpy of reaction for the following reaction: Fe2O3(s) + 3CO(g) → 2Fe(s) + 3CO2(g) ΔHfo(Fe2O3(s)) = -824.2 kJ/mol ΔHfo(CO(g)) = -110.5 ΔHfo(Fe(s)) = ? ΔHfo(CO2(g)) = -393.5 kJ/mol
From the following data, calculate the Enthalpy when Rhombic Sulphur is covered to monoclinic Sulphur S (rhombic) + O2 (gas) -----> SO2 (gas) delta H = -295.1 kJ/mol S (monoclinic) + O2 -------> SO2 (gas) delta H = -296.4 kJ/mol ___________________________________________________ S (rhombic) -------> S (monoclinic) delta H = [x] kJ/mon
Calculate the enthalpy of reaction for the following reaction: 2Fe2O3(s) + 3C(s) → 4Fe(s) + 3CO2(g) ΔHfo(Fe2O3(s)) = -824.2 kJ/mol ΔHfo(C(s)) = ? ΔHfo(Fe(s)) = ? ΔHfo(CO2(g)) = -393.5 kJ/mol
Using the standard heats of formation that follow, calculate the standard enthalpy change for the following reaction. S(s,rhombic) + 2CO(g)— SO2(g) + 2C(s,graphite) AH°rxn- KJ Species AH®(kJ/mol CO(g) -110.5 SO2(g) -296.8 Check & Submit Answer Show Approach
(9) 7. Using the data provided, determine the enthalpy of reaction for 2 Fe 04(s) + 1/202(8) 3 Fe203 (s). AHof Fe3O4(s)-1118 kJ/mol AHf Fe203 (s)-824.2 kJ/mol
Question 17 Not yet answered Calculate the enthalpy of reaction for the following reaction: 2Fe2O3(s) + 3C(s) - 4Fe(s) + 3CO2(g) Marked out of 1.00 Flag question AHI°(Fe2O3(s)) = -824.2 kJ/mol AH(C(s)) = ? AH®(Fe(s)) = ? AH(CO2(g)) = 3935 kJ/mol Answer:
Calculate the enthalpy of reaction for the following reaction: Question 19 Not yet answered Marked out of 1.00 Fe2O3(s) + 3CO(g) – 2Fe(s) + 3C02(9) P Flag question AH °(Fe2O3(s)) = -824.2 kJ/mol AH°(CO(g)) = -110.5 AH°(Fe(s)) = ? AH°(CO2(g)) = -393.5 kJ/mol Answer: