Chemistry (4th Edition)

Published by McGraw-Hill Publishing Company
ISBN 10: 0078021529
ISBN 13: 978-0-07802-152-7

Chapter 18 - Section 18.6 - Free Energy and Chemical Equilibrium - Checkpoint - Page 861: 18.6.4

Answer

e) 205 kJ/mol.

Work Step by Step

We find: $\Delta G^{\circ}=-RT\ln K_{sp}$ $=-(8.314\,Jmol^{-1}K^{-1})(25+273)K\times(\ln 1.1\times10^{-36})$ $=205\times10^{3}\,J/mol$ $=205\,kJ/mol$
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