Home
Class 12
CHEMISTRY
A litre of buffer solution contains 0.1 ...

A litre of buffer solution contains 0.1 mole of each of `NH_3` and `NH_4Cl `. On the addition of 0.02 mole of `HCl` by dissolving. gaseous ` HCl `, the `pH `of the solution is found to be _______ × `10^–3` (Nearest integer)[Given : pKb(`NH_3`)] = 4.745 `log 2 = 0.301``og 3 = 0.477``T = 298 K ]`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • JEE MAINS 2022

    JEE MAINS PREVIOUS YEAR|Exercise CHEMISTRY (SECTION-B)|10 Videos

Similar Questions

Explore conceptually related problems

1 lit of buffer solution contains 0.1 mole each of NH_(4)OH and NH_(4)Cl . What will be the P^(H) of the solution when 0.01 mole of HCl is added to it [ P^(Kb) of NH_(4)OH = 4.74 ]

Calculate the change in pH of 1 litre buffer solution containing 0.1 mole each of NH_(3) and NH_(4)CI upon addition of: (i) 0.02 mole of dissolved gasous HCI. (ii) 0.02 mole of dissolved of NaOH. Assume no change in volume. K_(NH_(3))=1.8xx10^(-5)

One litre of a buffer solution contains 0.1 M NH_(4)OH . The p^(kb) of base is 5.pH value of the solution is

Calculate the pH of a buffer solution containing 0.2 mole of NH_4Cl and 0.1 mole of NH_4OH per litre. K_b for NH_4OH=1.85xx10^(-5) .

A buffer solution contains 1 mole of (NH_(4))_(2)SO_(4) and 1 mole of NH_(4)OH(K_(b)=10^(-5)) . The pH of solution will be:

Calculate pH of the buffer solution containing 0.15 mole of NH_(4)OH " and " 0.25 mole of NH_(4)Cl. K_(b) " for " NH_(4)OH " is " 1.98 xx 10^(-5) .

JEE MAINS PREVIOUS YEAR-JEE MAINS 2023 JAN ACTUAL PAPER-Question
  1. Some reactions of NO2 relevant to photochemical smog formation are ...

    Text Solution

    |

  2. A cubic solid is made up of two elements X and Y. Atoms of X are prese...

    Text Solution

    |

  3. A litre of buffer solution contains 0.1 mole of each of NH3 and NH4Cl ...

    Text Solution

    |

  4. The osmotic pressure of solutions of PVC in cyclohexanone at 300 K are...

    Text Solution

    |

  5. For the first order reaction A rarrB, the half life is 30 min. The tim...

    Text Solution

    |

  6. Consider the cell Pt(s) | H2(g) (1 atm) | H^+(aq, [H^+] = 1) || Fe^(3+...

    Text Solution

    |

  7. In sulphur estimation, 0.471 g of an organic compound gave 1.4439 g of...

    Text Solution

    |

  8. How many of the following metal ions have similar value of spin only m...

    Text Solution

    |

  9. The density of a monobasic strong acid (Molar mass 24.2 g/mol) is 1.21...

    Text Solution

    |

  10. The total number of lone pairs of electrons on oxygen atoms of ozone i...

    Text Solution

    |

  11. An athlete is given 100 g of glucose (C6H(12)O6) for energy. This is e...

    Text Solution

    |

  12. The number of paramagnetic species from the following is [Ni(CN)4]^(...

    Text Solution

    |

  13. Given below are two statements: Statement I: In froth floatation met...

    Text Solution

    |

  14. Match List I with List II Choose the correct answer from the opti...

    Text Solution

    |

  15. A.Ammonium salts produce haze in atmosphere. B.Ozone gets produced w...

    Text Solution

    |

  16. Match List I with List II

    Text Solution

    |

  17. Find out the major product from the following reaction

    Text Solution

    |

  18. Given below are two statements,one is labelled as Assertion A and othe...

    Text Solution

    |

  19. ‘A’ in the given reaction is

    Text Solution

    |

  20. Match List I with List II Choose the correct answer from the opti...

    Text Solution

    |