Home
Class 11
CHEMISTRY
The dissociation constant of a substitut...

The dissociation constant of a substituted benzoic acid at `25^@C` is `1xx10^-4`. Find the pH of a 0.01 M solution of its sodium salt.

Text Solution

Verified by Experts

The correct Answer is:
9
Promotional Banner

Topper's Solved these Questions

  • ENVIRONMENTAL CHEMISTRY

    PATHFINDER|Exercise QUESTION BANK|157 Videos
  • GOC-II & III

    PATHFINDER|Exercise QUESTION BANK|144 Videos

Similar Questions

Explore conceptually related problems

The dissociation constant of benzoic acid at 25^@C is 1xx10^(-4) . The pH of 0.01 M solution of its sodium salt is

The ionisation constant of chloroacetic acid is 1.35xx10^(-3) . What will be the pH of 0.1 M acid and its 0.1 M sodium salt solution?

The ionisation constant of nitrous acid is 4.5xx10^-4 Calculate the pH of 0.04 M sodium nitrite solution.

At 25^(@)C , the value of ionisation constant of a weak monobasic acid, HA is 1.6xx10^(-4) . What is the degree of ionisation of HA in its 0.1(M) aqueous solution?

The ionisation constant of nitrous acid is 4.5xx10^(-4) . Calculate the pH of 0.04M sodium nitrite solution and also its degree of hydrolysis.

Given that the dissociation constant for H_2O , K_w=1xx10^-14 mol^2 by litre square, the pH of a 0.001 M KOH solution will be

The dissociation constants for acetic acid and HCN at 25^@C are 1.5xx10^(-5) and 4.5xx10^(-10) respectively. The equilibrium constant for the equilibrium, CN^(-) + CH_3COOHiffHCN+CH_3COO^-

The ionisation constant of acetic acid is 1.74xx10^(-5). Calculate the degree of dissociation of acetic acid in its 0.05 (M) solution. Calculate the concentration of acetate ion in the solution and its pH.

The ionisation constant of propanoic acid is 1.32xx10^(-5) . Calculate the degree of ionisation of the acid in its 0.05(M) solution and also its pH. What will be its degree of ionisation if the solution is 0.01(M) in HCl also?

Calcualte the degree of hydrolysis of a decinormal KCN solution at 25^@C . The dissociation constant of HCN is 7.2 xx 10^-10 and ionic product of water is 10^-14 .Find PH value of this solution.

PATHFINDER-EQUILIBRIUM-QUESTION BANK
  1. Match Column-I with Column-II

    Text Solution

    |

  2. Match Column-I with Column-II

    Text Solution

    |

  3. The dissociation constant of a substituted benzoic acid at 25^@C is 1x...

    Text Solution

    |

  4. Assuming complete dissociation, calculate the pH : 0.003 M HCl

    Text Solution

    |

  5. Ka for HCN is 5xx10^-10 at 25^@C. For maintaining a constant pH of 9, ...

    Text Solution

    |

  6. If P^(Ka) of acetic acid and P^(Kb)NH4OH are 4.76 each. Find the pH of...

    Text Solution

    |

  7. A solution with pH 2.699 is diluted two times, then calculate the pH o...

    Text Solution

    |

  8. Calculate the extent of hydrolysis and the pH of 0.02 M CH3COONH4. [Kb...

    Text Solution

    |

  9. Heat of neutralization for the reaction, is 57.1kJ mol^(−1) . The heat...

    Text Solution

    |

  10. The measured freezing point depression for a 0.1m aqueous CH3COOH solu...

    Text Solution

    |

  11. Pure water can be obtain from sea water by:

    Text Solution

    |

  12. How many g of NaOH will be needed to prepare 250 mL of 0.1 M solution?

    Text Solution

    |

  13. The solubility product of Pbl2 is 7.47xx10^-9 at 17^@C and 1.4xx10^-8 ...

    Text Solution

    |

  14. The solubility product of Pbl2 is 7.47xx10^-9 at 15^@C and 1.39xx10^-8...

    Text Solution

    |

  15. In a 0.250 M solution of Na3PO4 , the concentration of the sodium ions...

    Text Solution

    |

  16. Determine the simultaneous solutbiltiy of AgCN (K(sp)=2.2xx10^-16) and...

    Text Solution

    |

  17. The boiling point of a solution of 0.11g of a substance in 15 g of eth...

    Text Solution

    |

  18. The ratio of volumes of CH3COOH 0.1 (N) to CH3COONa 0.1 (N) required t...

    Text Solution

    |

  19. Which one of the following pairs of solution is not an acidic buffer?

    Text Solution

    |

  20. What is the pH of the resulting solution when equal volumes of 0.1 M N...

    Text Solution

    |