The table below provides data for the enthalpy and entropy of formation of compounds A and B at standard conditions (298 K)CompoundDHfo (kJ mol-1)Sfo(J K-1mol-1)A–135.2189.2B–157.6192.1 Calculate the standard Gibbs energy of formation for A and B. Calculate the Gibbs energy change for the reaction A B at standard conditions.Calculate the enthalpy change for the reaction A à B at 350 K if the average heat capacity C0p = 42 J.K-1.mol-1.

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Answered: Calculate the standard Gibbs energy of…

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter14: Chemical Equilibrium

Section: Chapter Questions

Problem 108CP

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The table below provides data for the enthalpy and entropy of formation of compounds A and B at standard conditions (298 K)

Compound	DH_f^o (kJ mol^-1)	S_f^o(J K^-1mol^-1)
A	–135.2	189.2
B	–157.6	192.1

Calculate the standard Gibbs energy of formation for A and B.
Calculate the Gibbs energy change for the reaction A B at standard conditions.
Calculate the enthalpy change for the reaction A à B at 350 K if the average heat capacity C⁰_p = 42 J.K^-1.mol^-1.

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