Consider the decomposition of a metal oxide to its elements, where M represents a generic metal. 3 M₂O3(s) 2M(s) + O2(g) AG(kJ/mol) Substance M2O3(s) -6.40 M(s) 0 What is the standard change in Gibbs energy for the reaction, as written, in the forward direction? O2(g) 0 AGxn= What is the equilibrium constant of this reaction, as written, in the forward direction at 298 K? K = What is the equilibrium pressure of O2(g) over M(s) at 298 K? kJ/mol

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Chapter1: Chemical Foundations
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Consider the decomposition of a metal oxide to its elements, where M represents a
generic metal.
3
M₂O3(s) 2M(s) + O2(g)
AG(kJ/mol)
Substance
M2O3(s)
-6.40
M(s)
0
What is the standard change in Gibbs energy for the reaction, as written, in the
forward direction?
O2(g)
0
AGxn=
What is the equilibrium constant of this reaction, as written, in the forward direction at 298 K?
K =
What is the equilibrium pressure of O2(g) over M(s) at 298 K?
kJ/mol
Transcribed Image Text:Consider the decomposition of a metal oxide to its elements, where M represents a generic metal. 3 M₂O3(s) 2M(s) + O2(g) AG(kJ/mol) Substance M2O3(s) -6.40 M(s) 0 What is the standard change in Gibbs energy for the reaction, as written, in the forward direction? O2(g) 0 AGxn= What is the equilibrium constant of this reaction, as written, in the forward direction at 298 K? K = What is the equilibrium pressure of O2(g) over M(s) at 298 K? kJ/mol
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