Home
Class 12
CHEMISTRY
Emf of cell given Ag(s),Ag(s)|KCI(aq)H...

Emf of cell given
`Ag(s),Ag(s)|KCI(aq)Hg_(2)CI_(2)(s)|Hg(s)`
s 0.05 V at 300 K and temperature coefficient of the cell is `3.34xx10^(-4) VK^(-1)` calculate the change in thapy of the cell

A

965

B

9650

C

96500

D

96.5

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

The EMF of the standard weston cadmium cell Cd(12.5%) in Hg|3CdSO_(4),8H_(2)O (solid) | satd. Soln of CdSO_(4)||Hg_(2)SO_(4)(s)|Hg is 1.0180 volts at 25^(@)C and the temperature coefficient of the cell, ((delE)/(delT))_(P)=-4.0xx10^(-5)//"degree" , calculate triangleG triangleH and triangleS for the reactionn in the cell when n=2

What is the cell entropy change ( in J K ^(-1)) of the following cell : Pt(s)|underset(p=1atm)(H_(2)(g))|CH_(2)underset(0.1M)(COOH,HCl)|underset(0.1M)(KCl(aq))|Hg_(2)Cl_(2)(s)|Hg The EMF of the cell is found to be 0.045 V at 298K and temperature coefficient if 3.4xxx10^(-4)V K^(-1) ( Given :K_(a(CH_(3)COOH))=10^(-5)M)

What is the cell entropy change ( in J K ^(-1)) of the following cell : Pt(s)|underset(p=1atm)(H_(2)(g))|CH_(2)underset(0.1M)(COOH,HCl)|underset(0.1M)(KCl(aq))|Hg_(2)Cl_(2)(s)|Hg The EMF of the cell is found to be 0.045 V at 298K and temperature coefficient if 3.4xxx10^(-4)V K^(-1) ( Given :K_(a(CH_(3)COOH))=10^(-5)M)

At 300 k, /_\ H for the reaction Zn(s)+AgCl(s)toZnCl_2(aq)+2Ag(s) is -218 KJ/mol while the e.m.f of the cell was 1.015V. ((dE)/(dT))_p of the cell is -0.000381 VK^(-1) . Calculate /_\S for the given cell reaction.

The cell reaction of a cell is as follows: Mg(s)+Cu(aq)^(2+) →Cu(s)+Mg(aq)^(2+) . If the standard reduction potentials of Mg and Cu are −2.37 V and +0.34 V respectively, the e.m.f. (in V) of the cell is:

For the electrochemical cell, Mg(s)|Mg^(2+) (aq. 1M)||Cu^(2+) (aq. 1M)|Cu(s) the standard emf of the cell is 2.70 V at 300 K. When the concentration of Mg^(2+) is chaged to x M, the cell potential changes to 2.67 V at 300 K. The value of x is ________ . (Given F/R=11500 kV^(-1) . where F is the Faraday constant and R is the gas constant, ln (10) = 2.30)

The temperature coefficient of the cell:Zn∣ ZnCl_2 ∣AgCl(s)∣Ag is +0.001V/K. The entropy change (in J/K) accompanying this reaction, at 298 K is?

The temperature coefficient of a given cell , ((delE)/(delT))_P is 1.5xx10^(-4) VK^(-1) at 300 K. The change in entropy of cell during the cource of reaction, Pb((s))+ HgCl_(2)((aq))rightarrowPbCl_(2) (aq)+ Hg(1)

The measured voltage of the cell, Pt(s)|H_2(1.0"atm")|H^+(aq)||Ag^+(1.0M)|Ag(s) is 1.02 V " at " 25^@C . Given E_("cell")^@ is 0.80 V, calculate the pH of the solution .

triangleH for the reactio Ag(s)+(1)/(2)Hg_(2)Cl_(2)(s)toAgCo(s)+Hg(l) is +1280 cal at 25^(@)C this reaction can be conducted in a cell for which the emf =0.0455 volt at this temperature. Calculate the temperature coefficient of the emf.

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

    |