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An equilibrium is established SO2 , O2 a...

An equilibrium is established `SO_2 , O_2 and SO_3` as `SO_2(g)+1/2O_(2)(g) hArr SO_3(g)` starting with 2 moles `SO_2` and 1.5 moles `O_2` in 5 litre flask.The equilibrium mixture required 0.4 moles of `KMnO_4` in acidic medium.The value of `K_C^(@)` is :

A

5

B

`sqrt5`

C

25

D

0.2

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The correct Answer is:
B
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GRB PUBLICATION-CHEMICAL EQUILIBRIUM-D.Le Chateliera principle
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