When sulphur is heated at 800 K, the initial pressure of 1 atm decreases by `20%` at equilibrium `K_(p)` of the reaction `S_(8)(g)rArr4S_(2)(g)` is :-

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When sulphur is heated at 800 K, the initial pressure of 1 atm decreases by `20%` at equilibrium `K_(p)` of the ... A. 0.2 B. 0.512 C. 1.51 D. 2

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