Chemistry 12th Edition

Published by McGraw-Hill Education
ISBN 10: 0078021510
ISBN 13: 978-0-07802-151-0

Chapter 17 - Entropy, Free Energy, and Equilibrium - Questions & Problems - Page 805: 17.30

Answer

-204 kJ/mol

Work Step by Step

We find: $\Delta G^{\circ}_{rxn}=\Delta G_{f}^{\circ}=-RT\ln K_{p}=-(8.314\,Jmol^{-1}K^{-1})(298\,K)(\ln 5.62\times10^{35})$ $=-204\times10^{3}\,J/mol=-204\,kJ/mol$
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