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What Is the Equilibrium Constant for the Reaction HCN(aq)+ OH-(aq)

Question 91

Multiple Choice

What is the equilibrium constant for the reaction HCN(aq) + OH-(aq) What is the equilibrium constant for the reaction HCN(aq) + OH<sup>-</sup>(aq) CN<sup>-</sup>(aq) + H<sub>2</sub>O(l) A) K<sub>a</sub>/K<sub>w</sub> B) K<sub>b</sub> C) K<sub>w</sub>/K<sub>a</sub> D) K<sub>w</sub>/K<sub>b</sub> E) K<sub>b</sub>/K<sub>w</sub> CN-(aq) + H2O(l)


A) Ka/Kw
B) Kb
C) Kw/Ka
D) Kw/Kb
E) Kb/Kw

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