P4.9 Calculate the standard enthalpy of formation of FeS2(s) at 600.°C from the following data at 298.15 K. Assume that the heat capacities are independent of temperature. Substance Fe(s) FeS2(s) Fe2O3(s) S(rhombic) SO2(g) AH (kJ mol¹) -824.2 -296.81 CP,m/R 3.02 7.48 2.72 You are also given that for the reaction 2 FeS2(s) + 11/2 O2(g) Fe2O3(s)+4 SO2(g), AHR=-1655 kJ mol¹.

P4.9 Calculate the standard enthalpy of formation of FeS2(s) at 600.°C from the following data at 298.15 K. Assume that the heat capacities are independent of temperature. Substance Fe(s) FeS2(s) Fe2O3(s) S(rhombic) SO2(g) AH (kJ mol¹) -824.2 -296.81 CP,m/R 3.02 7.48 2.72 You are also given that for the reaction 2 FeS2(s) + 11/2 O2(g) Fe2O3(s)+4 SO2(g), AHR=-1655 kJ mol¹.

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

Chapter17: Chemcial Thermodynamics

Section: Chapter Questions

Problem 17.107QE: Calculate the standard Gibbs free-energy change when SO3 forms from SO2 and O2 at 298 K. Why is...

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