Home
Class 12
CHEMISTRY
If for a reaction A(s) rarr 2B(g), delta...

If for a reaction `A(s) rarr 2B(g), deltaU+ 1.2 kcal ` and `deltaS=40 cal K^(-1)` at `400K` then `deltaG` for the reaction will be (`R=2 cal mol^(-1)K^(-1)`)

A

`-10 kcal`

B

`-12.2 kcal`

C

`-11.2 kcal`

D

`-13.2 kcal`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

If for the reaction [2A(I) rarr 4B(g)] delta U and deltaS respectively are 1.2 kcal and 10 cal K^-1 at 300 K then delta G for the reaction is

For the reaction. A(l)rarr 2B(g) DeltaU="2.1 k Cal, "DeltaS="20 Cal K"^(-1)" at 300K Hence DeltaG" in kcal " is ?

For the reaction: X_(2)O_(4)(l)rarr2XO_(2)(g) DeltaU=2.1 cal , DeltaS =20 "cal" K^(-1) "at" 300 K Hence DeltaG is

For the reaction at 25^(@)C, C_(2)O_(4)(l) rarr 2XO_(2)(g) Delta H =2.1 kcal and DeltaS=20 cal K^(-1) . The reaction would be :

For the reaction, X_(2)O_(4)(I) rightarrow 2XO_(2)(g) Delta cup = 2.1 k cal, Delta S = 20 cal K^(-1) at 300 K hence, DeltaG is

AAKASH INSTITUTE-TEST 5-EXAMPLE
  1. At 300K , the most probable speed of gas A(mol.wt=36u) is equal to roo...

    Text Solution

    |

  2. If at 27°C and 740 mm Hg pressure, 360 ml of moist N2 was collected ...

    Text Solution

    |

  3. If for a reaction A(s) rarr 2B(g), deltaU+ 1.2 kcal and deltaS=40 c...

    Text Solution

    |

  4. If the enthalpy of formation of H2O(l) is -x kJmol and enthalpy of ne...

    Text Solution

    |

  5. The reaction for which standard enthalpy of combustion of reactant is ...

    Text Solution

    |

  6. Which among the following is not an extensive property?

    Text Solution

    |

  7. Standard enthalpy of vaporization of water at 1 atm pressure and 100°C...

    Text Solution

    |

  8. Which among the following is a path function?

    Text Solution

    |

  9. Density of O3(g) at 2atm pressure and at 127°C is

    Text Solution

    |

  10. Condition in which a reaction can never be spontaneous, is

    Text Solution

    |

  11. pH of a strong acid solution is 2. What volume of water must be added ...

    Text Solution

    |

  12. pH of saturated solution of Al(OH)3 is 9. The solubility product (Ksp)...

    Text Solution

    |

  13. SO2 and He gases present in 2:1 molar ratio in a closed vessel are all...

    Text Solution

    |

  14. If degree of dissociation is 0.5 at equilibrium, then the equilibrium ...

    Text Solution

    |

  15. Which of the following set has DeltafH°=0?

    Text Solution

    |

  16. Equal moles of N2 ,H2 and NH3 are present in a container which are eff...

    Text Solution

    |

  17. pH of 0.05 aqueous solution of weak acid HA(Ka=4×10^(-4)) is

    Text Solution

    |

  18. For the reaction , N2H4+H2rightarrow2NH3, bond energies are given as :...

    Text Solution

    |

  19. Which of the following is an acidic buffer?

    Text Solution

    |

  20. Which of the following would cause forward shif in the given reaction?...

    Text Solution

    |