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NEST2023ChemistryIonic Equilibrium

The equation appropriate for the exact calculation of pH of an aqueous solution of HCl at a concentration (CHCl), close to 10⁻⁶ M , is given by

Options

  1. A[ H ⁺ ]=c_ HCl
  2. B[ H ⁺ ]=c_ HCl +K_w / [ H ⁺ ]
  3. C[ H ⁺ ]=c_ HCl + K_w
  4. D[ H ⁺ ]=c_ HCl +K_w / (2 c_ HCl )

Correct answer

B. [ H ⁺ ]=c_ HCl +K_w / [ H ⁺ ]

Step-by-step solution

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