Home
Class 12
CHEMISTRY
H(2)(1 "atm")|2.26 M HCOOH||0.222MCH(3)C...

`H_(2)(1 "atm")|2.26 M HCOOH||0.222MCH_(3)COOH|(1 "atm")H_(2)K_(a)(HCOOH)=1.77xx10^(-4)K_(a)(CH_(3)COOH)=1.8xx10^(-5)`
Emf of the cell is (Neghlect the liquid liquid junction potential )

A

0.0591 V

B

`-0.05491 V`

C

0.02955 V

D

`-0.02955 V`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISTRY

    AAKASH INSTITUTE ENGLISH|Exercise Assignment (SECTION C) Objective Type Questions (More than one option are correct)|16 Videos
  • ELECTROCHEMISTRY

    AAKASH INSTITUTE ENGLISH|Exercise Assignment (SECTION D) Linked Comprehension Type Questions|6 Videos
  • ELECTROCHEMISTRY

    AAKASH INSTITUTE ENGLISH|Exercise Assignment (SECTION A) Objective Type Questions (One option is correct)|43 Videos
  • COORDINATION COMPOUNDS

    AAKASH INSTITUTE ENGLISH|Exercise Assignment (Section-J Aakash Challenger Questions )|10 Videos
  • ENVIRONMENTAL CHEMISTRY

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT (SECTION-D) (Assertion - Reason Type Questions)|4 Videos

Similar Questions

Explore conceptually related problems

Calculate the percentage hydrolysis & the pH of 0.02M CH_(3)COONH_4 . K_(b)(NH_(3))-1.6xx10^(-5),K_(a)(CH_(3)COOH)=1.6xx10^(-5)

Neglecting the liquid-liquid junction potential, calculate the emf of the following cell at 25^(@)C H_(2) (1 atm)|0.5 M HCOOH|| 1M CH_(3)COOH | (1 atm) H_(2) K_(a) " for " HCOOH and CH_(3) COOH are 1.77 xx 10^(-4) and 1.8 xx 10^(-5) respectively.

Calculate the pH of a solution containing 0.1 M CH_(3)COOH and 0.15 M CH_(3)COO^(-) . (K_(a) "of" CH_(3)COOH=1.8xx10^(-5))

0.1M CH_(3)COOH is diluted at 25^(@)C(K_(a)=1.8xx10^(-5)) , then which of the following will be correct ?

Calculate the pH of a solution obtained by mixing equal volume of 0.02MHOCl &0.2MCH_(3)COOH solutions Given that K_(a)(HOCl)=2xx10^(-4),K_(a)(CH_(3)COOH)=2xx10^(-5) Also calculate [OH^(-)],[OCl^(-)],[CH_(3)COOH] at equilibrium .Take log2=0.3

K_a for CH_3COOH is 1.8xx10^(-5) and K_b for NH_4OH is 1.8xx10^(-5) The pH of ammonium acetate will be :

0.1 M H_(2)S has K_(1)=10^(-5) & K_(2)=1.5xx10^(-12) . What will be the concentration of S^(-2) in the solution.

Calculate [H^(o+)] in a soluton that is 0.1M HCOOH and 0.1 M HOCN. K_(a)(HCOOH) = 1.8 xx 10^(-4), K_(a) (HoCN) = 3.3 xx 10^(-4) .

Calculate pH of (a) 10^(-1)MCH_(3)COOH (b) 10^(-3)CH_(3)COOH (C )10^(-6)M cH_(3)COOH Take K_(a)=2xx10^(-5) at 25^(@)C .

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

AAKASH INSTITUTE ENGLISH-ELECTROCHEMISTRY -Assignment (SECTION B) Objective Type Questions (One option is correct)
  1. The equilibrium constant for the reaction Sr(s)+Mg^(+2)(aq)rarr Sr^(+2...

    Text Solution

    |

  2. 0.5 faraday of electricity was required to deposit all the copper in 5...

    Text Solution

    |

  3. Cu^(+) ion is not stable in aqueous solution because because of dispro...

    Text Solution

    |

  4. 25 gm of a metal is deposited on cathode during the electrolysis of me...

    Text Solution

    |

  5. A well stirred solution of 0.1 M CuSO(4) is electrolysed at 25^(@)C us...

    Text Solution

    |

  6. 50 ML of a buffer of 1 M NH(3) and 1 M NH(4)^(+) are placed in two vol...

    Text Solution

    |

  7. The specific conductance of saturated solution os silver chloride is k...

    Text Solution

    |

  8. The limiting equivalent conductivity of NaCl, KCl and KBr are 126.5,1...

    Text Solution

    |

  9. The equivalent conductances of CH(3)COONa, HCI "and" NaCI at infinit e...

    Text Solution

    |

  10. E^(@)(Na^(+)//Na)=-2.71V E^(@)(Mg^(+2)//Mg)=-2.37V E^(@)(Fe^(+2)//Fe...

    Text Solution

    |

  11. Which of following type of plot would you expect from the titratin of ...

    Text Solution

    |

  12. The standard reduction potential of Cu^(2+)//Cu and Cu^(2+)//Cu^(+) ar...

    Text Solution

    |

  13. What is DeltaG^(@) for the following reaction Cu^(+2)(aq)+2Ag(s)rarr...

    Text Solution

    |

  14. For the half cell At pH = 3 electrode potential is

    Text Solution

    |

  15. Rate of corrosion I maximum when

    Text Solution

    |

  16. H(2)(1 "atm")|2.26 M HCOOH||0.222MCH(3)COOH|(1 "atm")H(2)K(a)(HCOOH)=...

    Text Solution

    |

  17. Given that NiO(2)+4H^(+)+2e^(-)rarrNi^(2+)+2H(2)O,E^(@)=1.678V NiO...

    Text Solution

    |

  18. Zn amalgam is prepared by elctrtolysis of aqueous ZnCI(2) using 9 gram...

    Text Solution

    |

  19. Emf of cell given Ag(s),Ag(s)|KCI(aq)Hg(2)CI(2)(s)|Hg(s) s 0.05 V ...

    Text Solution

    |

  20. Dissociation constant for Ag(NH(3))(2)^(+) into Ag^(+) and NH(3) is 6 ...

    Text Solution

    |