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HI was heated in a sealed tube at 400^(@...

HI was heated in a sealed tube at `400^(@)C` till the equilibrium was reached. HI was found to be 22% decomposed. The equilibrium for decomposition is :

A

`0.282`

B

`0.0796`

C

`0.0199`

D

`1.99`

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The correct Answer is:
C
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