esmohamed esmohamed

11-05-2019
Chemistry

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Provide the expressions for the equilibrium constant Keq:
CH4(g) + 2H2SE(g) ⇄ 4H2(g) +CSe2(g)

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superman1987 superman1987

21-05-2019

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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