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12th Standard English Medium Chemistry Subject Ionic Equilibrium Book Back 3 Mark Questions with Solution Part - II Question Bank Software Jun-02 , 2021

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12th Standard English Medium Chemistry Subject Ionic Equilibrium Book Back 3 Mark Questions with Solution Part - II

12th Standard English Medium Chemistry Subject Ionic Equilibrium Book Back 3 Mark Questions with Solution Part - II

12th Standard

    Reg.No. :
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Chemistry

Time : 00:30:00 Hrs
Total Marks : 15

    Part I

    5 x 3 = 15

  1. Derive an expression for Ostwald’s dilution law.

  2. Calculate the pH of 1.5\(\times\)10-3 M solution of Ba(OH)2

  3. The Ka value for HCN is 10-9. What is the pH of 0.4M HCN solution?

  4. Derive an expression for the hydrolysis constant and degree of hydrolysis of salt of strong acid and weak base.

  5. Calculate the pH of 0.1M CH3COOH solution. Dissociation constant of acetic acid is \(1.8\times10^{-5}\).

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