Problem: 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 standard change in Gibbs energy for the reaction, as written, in the forward direction? What is the equilibrium constant of this reaction, as written. in the forward direction at 298 K? What is the equilibrium pressure of O 2(g) over M(s) at 298 K?

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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 standard change in Gibbs energy for the reaction, as written, in the forward direction? 

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

What is the equilibrium pressure of O 2(g) over M(s) at 298 K?

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