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in Chemistry by (69.2k points)

When N2O5 is heated at temp. T, it dissociates as N2O5 (g) ⇌ N2O3 (g) + O2 (g), Kc =2.5. At the same time N2O3 also decomposes as N2O3 (g) ⇌ N2O(g) + O2 (g). If initially 4.0 moles of N2O5 are taken in 2.0 litre flask and allowed to attain equilibrium, concentration of O2 was formed to be 2.5M. Equilibrium concentration of N2O is –

(a) 2.0 

(b) 1.0 

(c) 0.334 

(d) None of these

1 Answer

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Best answer

Correct option: (b) 1.0

Explanation:

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