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At a given temperature the equilibrium constant is given for two of the reactions below. a....

At a given temperature the equilibrium constant is given for two of the reactions below. a. Write the equilibrium expression (equation) for Kc3
b. Determine the value of Kc3. Show work to support your answer.

     

HX(aq) + H2O(l) ⇌ X-(aq) + H3O+ (aq) Kc1 = 1.21x10-7 X-(aq) + + H2O(l) ⇌ OH-(aq) + HX(aq) Kc2 = 1.21x10-7 HX(aq) + H2O(l) ⇌ OH-(aq) + H3O+ (aq)

     

Kc3 = __________________

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Answer #1

first write the equilibrium constant equation.

then using both to calculate the required kc3.

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