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MediumJEE-ChemistryDegree of Dissociation (α)
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The vapour density of undecomposed N2O4 is 46. When heated, vapour density decreases to 24.5 due to its dissociation to NO2. The precentage dissociation of N2O4 at the final temperature is -

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In the reaction, 2SO₂(g) + O₂ (g) → 2SO₃ (g) + X cals, most favourable condition

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The equilibrium constant (Kp) for the reaction PCl5(g)→PCl3(g) + Cl2(g) is 16. I

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