Home
Class 12
CHEMISTRY
Calculate the cell EMF in mV for Pt|H(...

Calculate the cell EMF in mV for
`Pt|H_(2)(1atm)|HCl(0.01M)||AgCl(s)|Ag(s)` at 298 K
if `triangleG_(1)^(@)` values are at `25^(@)C`
`-109.56(kJ)/(mol)` for `AgCl(s)` and
`-130.79(kJ)/(mol)` for `(H^(+)+Cl^(-))(ag)`
(A). 456 mV
(B). 654 mV
(C). 546 mV
(D). None of these

A

456 mV

B

654 mV

C

546 mV

D

338 mV

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISTY

    GRB PUBLICATION|Exercise Faraday s Laws and Electrolysis|87 Videos

  • ELECTROCHEMISTY

    GRB PUBLICATION|Exercise Conductance and Kohlrausch s law|40 Videos

  • ELECTROCHEMISTY

    GRB PUBLICATION|Exercise Batteries|10 Videos

  • D-BLOCK ELEMENTS

    GRB PUBLICATION|Exercise Subjective Type|18 Videos

  • ENVIRONMENTAL CHEMISTRY

    GRB PUBLICATION|Exercise Straight objective type|40 Videos

Similar Questions

Explore conceptually related problems

Calcualte the EMF of the cell at 298K Pt|H_(2)(1atm) | NaOH(xM), NaCl(xM) | AgCl(s) | Ag E_(Cl^(-)|AgCl|Ag)^(@) = +0.222V

Calculate EMF of the following half cells : a. Pt, H_(2)(2 atm)|HCl(0.02M)" "E^(c-)=0V b. Pt , Cl_(2)(10 atm)|HCl(0.1 M)" "E^(-c)=1.36V

The EMF of the following cellis 1.05V at 25^(@)C: Pt,H_(2)(g)(1.0 atm)|NaOH(0.1m),NaCl(0.1M)|AgCl(s),Ag(s) a. Write the cell reaction, b. Calculate pK_(w) of water.

The EMF of the following cell : Cd(s)|CdCl_(2)(0.10M)|AgCl(s)|Ag(s) is 0.6915V at 0^(@)C and 0.6753V at 25^(@)C . The DeltaH of reaction in kJ at 25^(@)C is

The emf of the following cell: Cd(s)| CdCl_(2) (0.10M)|AgCl(s)Ag(S) Is 0.6915V at 0.6753V at 25^(@) C . The DeltaH of reaction in KJ at 25^(@)C is

Calculate the emf of the following cell at 25^(@)C Ag(s) |Ag+ (10^(-3)M) | |Cu 2+ (10^(-1)M | Cu(s) :

The EMF of the cell : Pt, H_(2)(1atm)|H^(o+)(aq)||AgCl|Ag is 0.27 and 0.26V at 25^(@)C , respectively. The heat of the reaction occuring inside the cell at 25^(@)C is ………………….. kJ K^(-1)

GRB PUBLICATION-ELECTROCHEMISTY-Thermodynamics in Electrochemistry
  1. DeltaG^(@) of the cell reaction AgCl(s) + 1/2H(2) rightarrow Ag(s) +...

    Text Solution

    |

  2. The emf of the cell Zn|ZnCl(2) (0.05M) | AgCl(s),Ag is 1.015 V at 298 ...

    Text Solution

    |

  3. The Gibbs energy for the decomposition of Al(2)O(3) at 500^(@)C is as...

    Text Solution

    |

  4. Calculate the cell EMF in mV for Pt|H(2)(1atm)|HCl(0.01M)||AgCl(s)|A...

    Text Solution

    |

  5. What is cell entropy change of the following cell? Pt(s)|H(2)(g)|CH(3)...

    Text Solution

    |

  6. At 298 K the standard free energy of formation of H(2)O(l) is -237.20 ...

    Text Solution

    |

  7. The potential of the Daniel cell, Zn |(ZnSO(4))||(CuSO(4)|Cu was repor...

    Text Solution

    |

  8. Using the data in the preceding problem, calcualte the equilibrium con...

    Text Solution

    |

  9. DeltaG = DeltaH - TDeltaS and DeltaG + T[(d(DeltaG))/(dT)](p) then ((d...

    Text Solution

    |

  10. DeltaG is the available energy (energy produced) during the electochem...

    Text Solution

    |

  11. At 298 K the standard free energy of formation of H(2)O (l) is -237.20...

    Text Solution

    |

  12. DeltaG^(@) of the cell reaction AgCl(s) + 1/2H(2) rightarrow Ag(s) +...

    Text Solution

    |

  13. The EMF of an electrolytic cell does not depend upon:

    Text Solution

    |

  14. For the reaction: C(3)H(8)(g) + 5O(2)(g) rightarrow 3CO(2)(g) + 4H(2...

    Text Solution

    |

  15. Ag^(aq) + e^(-) rightarrow Ag(s) E69@) = 0.80 V Mg^(2+)(aq) + 2e^(-)...

    Text Solution

    |

  16. What is the DeltaG^(@) value for the electrochemical cell below? Cu(...

    Text Solution

    |

  17. 10Cl^(-)(aq) + 2MnO(4)^(-)(aq) + 16H^(+)(aq) rightarrow 5Cl(2)(g) + 2M...

    Text Solution

    |

  18. The standard potential for the reaction, Cl(2)(g) + 2Br^(-)(aq) righ...

    Text Solution

    |

  19. What is the approximate value of the equilibrium constant, K(eq), at 2...

    Text Solution

    |

  20. 3Ni^(2+) + 2Al rightarrow 2Al^(3+) + 3Ni, E^(@0 = 1.41 V For the rea...

    Text Solution

    |