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The Equilibrium Constant for the Reaction C6H5COOH(aq)+ CH3COO-(aq) C6H5COO-(aq)

Question 124

Multiple Choice

The equilibrium constant for the reaction C6H5COOH(aq) + CH3COO-(aq) The equilibrium constant for the reaction C<sub>6</sub>H<sub>5</sub>COOH(aq) + CH<sub>3</sub>COO<sup>-</sup>(aq) C<sub>6</sub>H<sub>5</sub>COO<sup>-</sup>(aq) + CH<sub>3</sub>COOH(aq) Is 3.6 at 25°C. If K<sub>a</sub> for CH<sub>3</sub>COOH is 1.8 * 10<sup>-5</sup>, what is the acid dissociation constant for C<sub>6</sub>H<sub>5</sub>COOH? A) 5.0 * 10<sup>-6</sup> B) 6.5 * 10<sup>-5</sup> C) 2.3 * 10<sup>-4</sup> D) 8.3 * 10<sup>-5</sup> E) 5.6 * 10<sup>-6</sup> C6H5COO-(aq) + CH3COOH(aq)
Is 3.6 at 25°C. If Ka for CH3COOH is 1.8 * 10-5, what is the acid dissociation constant for C6H5COOH?


A) 5.0 * 10-6
B) 6.5 * 10-5
C) 2.3 * 10-4
D) 8.3 * 10-5
E) 5.6 * 10-6

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