Home
Class 12
CHEMISTRY
10ml of 0.1M weak acid HA(K(a) = 10^(-5)...

`10ml` of `0.1M` weak acid `HA(K_(a) = 10^(-5))` is mixed with 10 ml `0.2 M HCI` and `10ml 0.1 M NaOH`. Find the concentration of `A^(-)` in the resulting solution. Write your answer as `(-log [A^(-)])`

Text Solution

Verified by Experts

The correct Answer is:
5
Promotional Banner

Topper's Solved these Questions

  • HYDROGEN AND ITS COMPOUNDS

    GRB PUBLICATION|Exercise Subjective type|8 Videos

  • LIQUID SOLUTIONS

    GRB PUBLICATION|Exercise 11|12 Videos

Similar Questions

Explore conceptually related problems

20 mL of 0.1 M weak acid HA(K_(a)=10^(-5)) is mixed with solution of 10 mL of 0.3 M HCl and 10 mL. of 0.1 M NaOH. Find the value of [A^(-)] //([HA]+[A^(-)]) in the resulting solution :

250 ml of 0.10 M K_2 SO_4 solution is mixed with 250 ml of 0.20 M KCI solution. The concentration of K^(+) ions in the resulting solution will be:

100 ml of 0.1 M CH_(3)COOH are mixed with 100ml of 0.1 M NaOH , the pH of the resulting solution would be

50 mL of 0.1 M HCl and 50 mL of 2.0 M NaOH are mixed. The pH of the resulting solution is

200ml of 1 M CH_(3)COOH(K_(a)=10^(-6)) is mixed with 200ml of 0.1M HCOOH(K_(a)=10^(-5)) . The pH of the resulting mixture is

When 20 mL of M//20NaOH is added to 10mL of M//10 HCI , the resulting solution will

100 ml of 0.3 M HCl is mixed with 200 ml of 0.3 M H_(2)SO_(4). Calculate the final molarity of the H^(+) ions in the resulting solution. Fill your answer by multiplying with 10.

20mL of 0.5 M HCl and 35 mL of 0.1 N NaOH are mixed. The resulting solution will

GRB PUBLICATION-IONIC EQUILIBRIUM-All Questions
  1. How many millimoles of MgCI(2) should be added to just precipitate Mg(...

    Text Solution

    |

  2. 1.0L of solution which was in equilibrium with solid mixture of AgCI a...

    Text Solution

    |

  3. Calculate pH when 100ml of 0.1M NaOh is reacted with 100ml of 0.2M CH(...

    Text Solution

    |

  4. 10ml of 0.1M weak acid HA(K(a) = 10^(-5)) is mixed with 10 ml 0.2 M HC...

    Text Solution

    |

  5. Calculate the pH when equal volume of 0.01 M HA (K(a) = 10^(-6)) and 1...

    Text Solution

    |

  6. Calculate solubility of Ca(3)(PO(4))(2) (K(sp) = 10^(-15)) in presence...

    Text Solution

    |

  7. How much water (in L) should be added to 10g CH(3)COOH to given pOH eq...

    Text Solution

    |

  8. Calculate the pH at which the following reaction will be at equilibriu...

    Text Solution

    |

  9. A sparingly soluble salt gets precipitated only when the product of co...

    Text Solution

    |

  10. Calculate the volume of water required to dissolve0.1g lead (II) chlor...

    Text Solution

    |

  11. The solubility product of AI(OH)(3) is 2.7 xx 10^(-11). Calculate its ...

    Text Solution

    |

  12. Find the number of aqueous solution which turn litmus paper blue. (...

    Text Solution

    |

  13. At 298 K pure T(2)O has pT (like pH) is 7.60. Find out the pT of a sol...

    Text Solution

    |

  14. Count the number of pairs which may act as a buffer solution when pres...

    Text Solution

    |

  15. Quinine is an alkaloid, or naturally occuring base, used to treat mala...

    Text Solution

    |

  16. What concentartion of Ac^(-) ions will reduce H(3)O^(+) ion to 2 xx 10...

    Text Solution

    |

  17. 6 gm of CH(3)COOH, 6 gm of NaOH and 6.3 gm of HNO(3) are dissolved in ...

    Text Solution

    |

  18. Equal volume of 0.1 M H(2)CO(3) (K(a(1)) = 10^(-7), K(a(2)) = 10^(-11)...

    Text Solution

    |

  19. Number of statement(s) that is/are correct : (a) On increasing tempe...

    Text Solution

    |

  20. An acidic aqueous solution contains 0.02M - FeCI(2) and 0.05 M -FeCI(3...

    Text Solution

    |