Calculate the pH of a 0.005 M solution of potassium oxide, K₂O. A) 2.3 B) 11.7 C) 7.0 D) 12.0 E) 2.0

Name: Calculate the pH of a 0.005 M solution of potassium oxide, K 2 O. A) 2.3 B) 11.7 C) 7.0 D) 12.0 E) 2.0
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Quizplus · Accepted Answer

Potassium oxide (K2O) reacts with water to form KOH, a strong base. The concentration of OH- ions is 0.01 M, leading to a pOH of 2. The pH is 14 - 2 = 12.

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