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    General Chemistry Study Set 1
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    Exam 19: Spontaneous Change: Entropy and Free Energy
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    What Is ΔG°rxn
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What Is ΔG°rxn

Question 20

Question 20

Multiple Choice

What is ΔG°rxn?
    CaCO3(s) → CaO(s) + CO2(g)
ΔGf° -1128    -604   -394.4
(J/mol K)


A) 1338 kJ
B) 918 kJ
C) -130 kJ
D) -918 kJ
E) 130 kJ

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