Respuesta :

superman1987

Answer:

Keq = [H₂]⁴[CSe₂]/[CH₄][H₂Se]².

Explanation:

  • The equilibrium constant expression is the ratio of the concentrations of the products over the reactants.

  • For the reaction:

CH₄(g) + 2H₂Se(g) ⇄ 4H₂(g) + CSe₂(g).

∴ Keq = [products]/[reactants] = [H₂]⁴[CSe₂]/[CH₄][H₂Se]².

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