Determine the pH of a 0.741 M KOH solution at 25°C.
A)0.13
B)13.87
C)0.17
D)12.65
E)11.88

Name: Determine the pH of a 0.741 M KOH solution at 25°C. A)0.13 B)13.87 C)0.17 D)12.65 E)11.88
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Quizplus · Accepted Answer

KOH is a strong base and fully dissociates in water. The concentration of OH- ions is 0.741 M. The pOH is -log(0.741) = 0.13. Since pH + pOH = 14, the pH is 14 - 0.13 = 13.87.

Determine the PH of a 0