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The equilibrium constant for the reactio...

The equilibrium constant for the reaction :
`Fe^(3) + (aq) +SCN^(-)(aq) hArr Fe SCN^(2+) (aq)`
at 298 K is 138. What is the value of the equilibrium for the reaction?
`2Fe^(3+) (aq) + 2SCN^(-) (aq) hArr 2Fe SCN^(2+) (aq)`

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