Calculate the standard entropy changes for the following reaction: MgCO3(s) ---> MgO(s) + CO2(g) Substance  delta Hof (kj/mol) delta Gof (kj/mol) So (J/molK) MgCO3(s) -1112.9 -1029.3 65.69 MgO(s) -601.8 -569.6 26.78 CO2(g) -393.5 -394.4 213.6

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