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NEETChemistryIonic Equilibrium

The first ionization constant of H2S is 9.1 × 10 -8 . Calculate the concentration of HS⁻ ion in its 0.1 M solution. If the second dissociation constant of H 2 S is 1.2 × 10 -13 , calculate the concentration of S²⁻ under both conditions.

Options

  1. A1.2 × 10 -13 , 1.74 × 10 -5
  2. B3.2 × 10 -8 , 1.0 × 10 -7
  3. C1.0 × 10 -7 , 1.0 × 10 -7
  4. D3.2 × 10 -8 , 3.2 × 10 -8

Correct answer

A. 1.2 × 10 -13 , 1.74 × 10 -5

Step-by-step solution

Correct Option is : (A) 1.2 × 10 -13 , 1.74 × 10 -5

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