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500 ml vessel contains 1.5 M each of A, ...

500 ml vessel contains 1.5 M each of A, B, C and D at equlibrium. If 0.5 M each of C and D are taken out, the value of `K_(c)` for `A+BhArrC+D` will be

A

`1.0`

B

`1/9`

C

`4/9`

D

`8/9`

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