Chapter 7 – Equilibrium

The pH of 0.1 M solution of cyanic acid (HCNO) is 2.34. Calculate the ionization constant of the acid and its degree of ionization in the solution. The pH of 0.1 M solution of cyanic acid (HCNO) is 2.34. Calculate the ionization constant of the acid and its degree of ionization in the solution. November [...]

Calculate the degree of ionization of 0.05 M acetic acid if its PK a value is 4.74. How is the degree of dissociation affected when its solution also contains (a) 0.01M (b) 0.1M in HCl ?-duplicate-1 Calculate the degree of ionization of 0.05 M acetic acid if its PK a value is 4.74. How is [...]

If 0.561 g of KOH is dissolved in water to give 200 mL of solution at 298 K. Calculate the concentrations of potassium, hydrogen and hydroxyl ions. What is its pH? hydrogen and hydroxyl ions. What is its pH? If 0.561 g of KOH is dissolved in water to give 200 mL of solution at [...]

The solubility of Sr(OH)2 at 298 K is 19.23 g/L of solution. Calculate the concentrations of strontium and hydroxyl ions and the pH of the solution. The solubility of Sr(OH)2 at 298 K is 19.23 g/L of solution. Calculate the concentrations of strontium and hydroxyl ions and the pH of the solution. November 24, 2020 [...]

The pH of milk, black coffee, tomato juice, lemon juice and egg white are 6.8,5.0,4.2,2.2 and 7.8 respectively. Calculate corresponding hydrogen ion concentration in each. 2.2 and 7.8 respectively. Calculate corresponding hydrogen ion concentration in each. 4.2 5.0 black coffee lemon juice and egg white are 6.8 The pH of milk tomato juice November 24, [...]

Calculate the hydrogen ion concentration in the following biological fluids whose pH are given below: (a) Human muscle-fluid, 6.83 (b) Human stomach fluid, 1.2 (c) Human blood, 7.38 (d) Human saliva, 6.4. 1.2 (c) Human blood 6.4. 6.83 (b) Human stomach fluid 7.38 (d) Human saliva Calculate the hydrogen ion concentration in the following biological [...]

Calculate the degree of ionization of 0.05 M acetic acid if its PK a value is 4.74. How is the degree of dissociation affected when its solution also contains (a) 0.01M (b) 0.1M in HCl ? Calculate the degree of ionization of 0.05 M acetic acid if its PK a value is 4.74. How is [...]

Assuming complete dissociation, calculate the pH of the following solutions: (a) 0.003 M HCl (b) 0.005 M NaOH (c) 0.002 M HBr (d) 0.002 M KOH Assuming complete dissociation calculate the pH of the following solutions: (a) 0.003 M HCl (b) 0.005 M NaOH (c) 0.002 M HBr (d) 0.002 M KOH November 24, 2020 [...]

What is the pH of 0.001 M aniline solution. The ionization constant of aniline is 4.27 x ${{10}^{-4}}$. Cal-culate the degree of ionization of aniline in the solution. Also calculate the ionization constant of the conjugate acid of aniline? It has been found that the pH of a 0.01 M solution of an organic acid [...]

The pH of 0.005 M codeine (C 18 H21 NO ) solution is 9.95. Calculate its ionization constant and pK The pH of 0.005 M codeine (C 18 H21 NO ) solution is 9.95. Calculate its ionization constant and pK November 24, 2020 Category: Chapter 7 - Equilibrium , Chemistry , NCERT Exemplar Class 11 [...]