Calculate the pOH of a 0.12 M solution of acetic acid (K_a = 1.8 $\times$ 10^-⁵). A)2.83 B)8.33 C)5.67 D)11.17 E)1.91

Name: Calculate the pOH of a 0.12 M solution of acetic acid (K a = 1.8 $\times$ 10 - 5 ). A)2.83 B)8.33 C)5.67 D)11.17 E)1.91
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Quizplus · Accepted Answer

To find the pOH, first calculate the pH using the formula for weak acids: pH = -log(sqrt(K_a * C)), where C is the concentration. For acetic acid, pH = -log(sqrt(1.8 x 10^-5 * 0.12)) ≈ 2.83. Then, pOH = 14 - pH = 14 - 2.83 = 11.17.

Calculate the POH of a 0 ×\times× 10-5)

Calculate the POH of a 0 $\times$ 10^-⁵)