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At 727^(@)C and 1.2 atm of total equilib...

At `727^(@)C` and `1.2 atm` of total equilibrium pressure, `SO_(3)` is partially dissociated into `SO_(2)` and `O_(2)` as:
`SO_(3)(g)hArrSO_(2)(g)+(1)/(2)O_(2)(g)`
The density of equilibrium mixture is `0.9 g//L`. The degree of dissociation is:, `[Use R=0.08 atm L mol^(-1) K^(-1)]`

A

`1/3`

B

`2/3`

C

`1/4`

D

`1/5`

Text Solution

Verified by Experts

The correct Answer is:
A
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