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The PKa of Acetic Acid, CH3COOH, Is 4

Question 11

Multiple Choice

The pKa of acetic acid, CH3COOH, is 4.76. What is the value of the equilibrium constant Keq, for the following equilibrium? [The concentration of water in a dilute aqueous solution is 55 M] The pK<sub>a</sub> of acetic acid, CH<sub>3</sub>COOH, is 4.76. What is the value of the equilibrium constant K<sub>eq</sub>, for the following equilibrium? [The concentration of water in a dilute aqueous solution is 55 M]   A)  3.2 * 10<sup>7</sup>  B)  -3.2 * 10<sup>-</sup><sup>7</sup>  C)  -3.2 * 10<sup>7</sup>  D)  3.2 *10<sup>-</sup><sup>7</sup>


A) "3.2 * 107"
B) "-3.2 * 10-7"
C) "-3.2 * 107"
D) "3.2 *10-7"

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