Calculate the pH for an aqueous solution of pyridine that contains 2.15 x 10^-4 mol L^-1 hydroxide ion. A) 4.65 × 10^-11 B) 2.15 × 10^-4 C) 3. 67 D) 10. 33

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Quizplus · Accepted Answer

The concentration of hydroxide ions (OH-) is given as 2.15 x 10^-4 mol L^-1. First, calculate the pOH: pOH = -log(2.15 x 10^-4) = 3.67. Then, use the relation pH + pOH = 14 to find the pH: pH = 14 - 3.67 = 10.33.

Calculate the PH for an Aqueous Solution of Pyridine That