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BITSAT2016ChemistryIonic EquilibriumActual

The percentage hydrolysis of 0.15 M solution of ammonium acetate, K _ a for CH ₃ COOH is 1.8 10⁻⁵ and K _ b for NH ₃ is 1.8 10⁻⁵

Options

  1. A0.556
  2. B4.72
  3. C9.38
  4. D5.56

Correct answer

A. 0.556

Step-by-step solution

= K _ w K _ a K _ b = 1 10⁻¹⁴ 1.8 10⁻⁵ 1.8 10⁻⁵ =0.55

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