Consider the reaction at 25°C, where CaCO3(s) decomposes to form CO2(g) + CaO(s) If the standard enthalpy change is +179.2 kJ and the standard entropy change is +160.2 J/K, what is the standard Gibbs energy change for the reaction? O -173.8 kJ O +192.4 kJ O +131.5 kJ O -102.6 kJ

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