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Substance ΔG°f(kJ/mol) M3O4(s) −8.80 M(s) 0 O2(g) Consider the decomposition of a metal oxide to its...

Substance ΔG°f(kJ/mol)
M3O4(s) −8.80
M(s) 0
O2(g)

Consider the decomposition of a metal oxide to its elements, where M represents a generic metal.

M3O4(s)↽−−⇀ 3M(s)+2O2(g)

What is the equilibrium constant of this reaction, as written, in the forward direction at 298 K?

What is the equilibrium pressure of O2(g) over M(s) at 298 K?

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