Home
Class 11
CHEMISTRY
The enthalpy change for the reaction. ...

The enthalpy change for the reaction.
`N_(2(g))+3H_(2(g))rightarrow2NH_(3(g))` is - 91.8 kJ at 298 K.what is `Delta`U at 298K?
(`R=8.314 JK^-1mol^-1`)

Promotional Banner

Topper's Solved these Questions

  • THE s-BLOCK ELEMENTS

    MAXIMUM PUBLICATION|Exercise EXERCISE|107 Videos

Similar Questions

Explore conceptually related problems

The enthalpy change for the reaction, N_2(g)+3H_2(g)rightarrow2NH_3(g) Is -92.38 kJ at 298 K. What is DeltaU at 298 K?

For the reaction, H_2(g) + I_2(g) harr 2HI(g) , value of K_c is 46.4 at 298K. What is the value of Kp?

MAXIMUM PUBLICATION-THERMODYNAMICS-EXAMPLE
  1. The reaction of cyanamide, NH2CN(s) with oxygen was carried out in a b...

    Text Solution

    |

  2. Calculate the number of kJ of heat necessary to raise the temperature ...

    Text Solution

    |

  3. The enthalpy of formation of CO(g), CO2(g) , N2O(g), N2O4(g) are -110,...

    Text Solution

    |

  4. The equilibrium constant for the reaction is 10. Calculate the value o...

    Text Solution

    |

  5. Calculate the entropy change in surrounding when 1.0 mol of H2O(l) is ...

    Text Solution

    |

  6. Comment on the thermodynamic stability of NO(g) and NO2(g) given : f...

    Text Solution

    |

  7. a) State Hess's Law of constant heat summation. b) The equilibrium c...

    Text Solution

    |

  8. A system in thermodynamics refers to that part of the universe in whic...

    Text Solution

    |

  9. Lattice enthalpy of an ionic salt is a factor that determine its stabi...

    Text Solution

    |

  10. The spontaneity of a process is expressed in terms of a change in Gibb...

    Text Solution

    |

  11. A spontaneous process is an irreversible process and may only by reser...

    Text Solution

    |

  12. Thermodynamics deals with energy changes of macroscopic system. a) C...

    Text Solution

    |

  13. Enthalpy and entropy changes of a reaction are 40.63 kJ/mol and 108.8 ...

    Text Solution

    |

  14. Most of the naturally occurring processes are spontaneous. a) Give t...

    Text Solution

    |

  15. a) The enthalpy of combustion of CH(4(g)), C(graphite) and H(2(g)) at ...

    Text Solution

    |

  16. a) For the oxidation of iron 4 Fe((s))+3O(2(g))rightarrow2Fe2O(3(s)), ...

    Text Solution

    |

  17. a) DeltaG gives a criteria for spontaneity of reactions at a constant ...

    Text Solution

    |

  18. a) Classify the following into intensive and extensive properties. i...

    Text Solution

    |

  19. The enthalpy change for the reaction. N(2(g))+3H(2(g))rightarrow2NH(...

    Text Solution

    |

  20. The enthalpy change in a process is the same, whether the process is c...

    Text Solution

    |