Chemistry Class 11 NCERT Solutions: Chapter 7 Equilibrium Part 24

Chemistry Class 11 NCERT Solutions Chapter 7 Equilibrium Part 24

Q: 64. The ionization constant of chloroacetic acid is Equation . What will be the pH of Equation acid and its Equation sodium salt solution?

Answer:

It is given that Equation

Equation

Equation

Equation

Equation

Equation

Equation

Equation

Equation

Equation is the salt of a weak acid i.e., Equation and a strong base i.e., Equation .

Equation

Equation

Equation

Equation

Equation

Also, Equation (Where x is the concentration of Equation and Equation )

Equation

Equation

Equation

Equation

Equation

Equation

Equation

Equation

Equation

Equation

Q: 65. Ionic product of water at Equation . What is the pH of neutral water at this temperature?

Answer:

Ionic product,

Equation

Let Equation

Since Equation

Equation

Equation

Equation

Equation

Equation

Equation

Equation

Hence, the pH of neutral water is 6.78

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