General Chemistry
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Calculate ΔG° at 298 K for this reaction and predict the effect on ΔG° of lowering the temperature.
CaCO3(s) → CaO(s) + CO2(g)
ΔG = -101.4 kJ
ΔG will be the same.
ΔG = +131.4 kJ
ΔG will become more positive.
ΔG = -131.4 kJ
ΔG will become more negative,
ΔG = +101.4 kJ
ΔG will become zero (0).