What is the pH of a 0.001 M solution of Barium Hydroxide Ba(OH)₂, assuming complete dissociation?

  1. 3.0
  2. 11.0
  3. 11.3
  4. 11.7

📝 Batafsil tushuntirish

[OH⁻] = 2 * [Ba(OH)₂] = 0.002 M.
pOH = -log(0.002) ≈ 2.7.
pH = 14 - 2.7 = 11.3.
9 / 50 (18%)
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