Home
Class 12
CHEMISTRY
Calculate the pH of an aqueous solution ...

Calculate the pH of an aqueous solution of `1.0M` ammonium formate assuming complete dissociation. `(pK_(a)` of formic acid `= 3.8 and pK_(b)` of ammonia `= 4.8`)

Text Solution

Verified by Experts

The correct Answer is:
6.5
Promotional Banner

Topper's Solved these Questions

  • MISCELLANEOUS OBJECTIVE QUESTIONS

    RC MUKHERJEE|Exercise MCQ|277 Videos

  • MOLECULAR WEIGHT

    RC MUKHERJEE|Exercise PROBLEMS |12 Videos

Similar Questions

Explore conceptually related problems

What will be the pH of an aqueous solution of 1.0 M ammonium formate? Given : pK_(a)=3.8 and pK_(b)=4.8

The pH of aqueous solution of ammonium formate is (pK_(a) of HCOOH =3.7 and NH_(3)=4.8)

Calculate the pH of 0.05M sodium acetate solution, if the pK_(a) of acetic acid is 4.74 .

Calculate the pH of a 0.1 M aqueous ammonium cyanide solution. Given pK_a =9.02 and pK_b =4.76

The pH of ammonium phosphate solution, if pK_(a) of phosphoric acid and pK_(b) of ammonium hydroxide are 5.23 and 4.75 respectively, is _______.

RC MUKHERJEE-MISCELLANEOUS PROBLEMS FOR REVISION-SUBJECTIVE TYPE QUESTIONS
  1. Kp for the reaction N2O4(g) = 2NO2(g) is 0.66 at 46^@C . Ca...

    Text Solution

    |

  2. An excess of liquid mercury is added to an acidified solution of 1 xx...

    Text Solution

    |

  3. Calculate the pH of an aqueous solution of 1.0M ammonium formate assum...

    Text Solution

    |

  4. At 380^(@)C , the half-life periof for the first order decompoistion o...

    Text Solution

    |

  5. ""88^@224Ra having t(1//2) = 3.64d emits an a particle to form ""(86...

    Text Solution

    |

  6. Find the ratio of the mass needed to generate 1 muCi of ""88^236Ra (t...

    Text Solution

    |

  7. The composition of the equilibrium mixture (Cl(2) 2Cl) , which is att...

    Text Solution

    |

  8. A 5.0 mL of solution of H(2)O(2) liberates 0.508 g of iodine from acid...

    Text Solution

    |

  9. A 20 mL mixture of CO, CH4, and Helium (He) gases is exploded by an el...

    Text Solution

    |

  10. What is the pH of a 0.50M aqueous NaCN solution ? (pK(b)of CN^(-)=4.70...

    Text Solution

    |

  11. A unit of cell of sodium chloride has four formula units. The edge len...

    Text Solution

    |

  12. Electrolysis of a solution of MnSO(4) in aqueous sulphuric acid is a ...

    Text Solution

    |

  13. How many equivalents are there in 98 g of H2SO4 in the following reac...

    Text Solution

    |

  14. What is the molarity of 4N H2SO4 in the following reaction? 8H^(...

    Text Solution

    |

  15. An aqueous solution contains 10% amonia by mass and has a density of 0...

    Text Solution

    |

  16. 0.15 mole of pyridinium chloride has been added into 500 cm^(3) of 0.2...

    Text Solution

    |

  17. Calculate the amount of ice that will separate out on cooling a soluti...

    Text Solution

    |

  18. Calculate the equilibrium constant for the reaction : Fe^(2+)+Ce^(4+)h...

    Text Solution

    |

  19. Chromium metal crystallizes with a body-centred cubic lattice. The len...

    Text Solution

    |

  20. Anhydrous AlCl(3) is covalent. From the date given below, predict whet...

    Text Solution

    |