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When S in the form of S(8) is heated at ...

When `S` in the form of `S_(8)` is heated at `900 K`, the initial pressure of `1 atmosphere` falls by `29%` at equilibrium. This is because of conversion of some `S_(8)` to `S_(2)`. Find the `K_(p)` for reaction.

A

`2.55" atm"^3`

B

`255" atm"^3`

C

`25.5" atm"^3`

D

None

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The correct Answer is:
A
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When S in the form of S_(8) is heated at 900 K , the initial pressure of 1 atm falls by 29% at equilibrium. This is because of conversion of some S_(8) to S_(2) . Find the K_(p) for reaction.

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