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¢ÙCaCO3(s)=CaO+CO2(g)£»¦¤H=177.7kJ/mol

¢ÚC(s)+H2O(g)=CO(g)+H2(g)£»¦¤H=-131.3kJ/mol

¢Û1/2H2SO4(l)+NaOH(l)=1/2Na2SO4(l)+H2O(l)£»¦¤H=-57.3kJ/mol

¢ÜC(s)+O2(g)=CO2(g)£»¦¤H=-393.5kJ/mol

¢ÝCO(g)+1/2O2(g)=CO2(g)£»¦¤H=-283kJ/mol

¢ÞHNO3(aq)+NaOH(aq)=NaNO3(aq)+H2O(l)£»¦¤H=-57.3kJ/mol

¢ß2H2(g)+O2(g)=2H2O(l)£»¦¤H=-517.6kJ/mol

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