A monoprotic weak acid, HA, dissociates in water according to the reaction HA(aq) = H*(aq) + A¯(aq) The equilibrium concentrations of the reactants and products are [HA] = 0.240 M, [H+] = 2.00 × 10-4 M, and %3D [A] = 2.00 x 10-4 M. Calculate the value of pK, for the acid HA. pKa =

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A monoprotic weak acid, HA, dissociates in water according to the reaction
HA(aq) = H*(aq) + A¯(aq)
The equilibrium concentrations of the reactants and products are [HA] = 0.240 M, [H*] = 2.00 x 10-4 M, and
[A-] = 2.00 x 10-4 M. Calculate the value of pK, for the acid HA.
pKa
Transcribed Image Text:A monoprotic weak acid, HA, dissociates in water according to the reaction HA(aq) = H*(aq) + A¯(aq) The equilibrium concentrations of the reactants and products are [HA] = 0.240 M, [H*] = 2.00 x 10-4 M, and [A-] = 2.00 x 10-4 M. Calculate the value of pK, for the acid HA. pKa
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