Determine the pH of a 0.005 M solution of Barium hydroxide.

  1. 12
  2. 2
  3. 11
  4. 13

📝 Batafsil tushuntirish

Ba(OH)₂ → Ba²⁺ + 2OH⁻.
[OH⁻] = 2 * 0.005 = 0.01 M.
pOH = -log(0.01) = 2.
pH = 14 - 2 = 12.
27 / 30 (90%)
Savol 27 dan 30
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