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Equilibrium constant for the following r...

Equilibrium constant for the following reactions at 1200 K are given :
`2H_(2)O(g) hArr 2H_(2)(g)+O_(2)(g),K_(1)=6.4xx10^(-8)`
`2CO_(2)(g)hArr 2CO(g)+O_(2)(g),K_(2) = 1.6xx10^(-6)`
The equilibrium constant for the reaction
`H_(2)(g)+CO_(2)(g) hArr CO(g)+H_(2)O(g) at 1200 K` will be

A

`0.05`

B

20

C

`0.2`

D

`5.0`

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