Home
Class 12
CHEMISTRY
A mixture of 2 mole CO and 1 mole O(2) i...

A mixture of 2 mole `CO` and 1 mole `O_(2)` in a closed vessel is ignited to convert `CO` into `CO_(2)`. Then

A

`DeltaH gt DeltaU`

B

`DeltaH lt DeltaU`

C

`DeltaH=DeltaU`

D

the relationship depends on the capacity of the vessel

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • Chemical Thermodynamics and Thermochemistry

    OP TANDON|Exercise Set 2|18 Videos

  • Chemical Thermodynamics and Thermochemistry

    OP TANDON|Exercise Objective Question Level B|56 Videos

  • Chemical Thermodynamics and Thermochemistry

    OP TANDON|Exercise Practice problems|81 Videos

  • CHEMICAL KINETICS

    OP TANDON|Exercise LINKED COMPRESHENSION TYPE QUESTIONS ( SECTION-VI)|4 Videos

  • CLASSIFICATION AND NOMENCLATURE OF ORGANIC COMPOUNDS

    OP TANDON|Exercise INTEGER|2 Videos

Similar Questions

Explore conceptually related problems

A mixture of 2 moles of CO and 1 mole of O_(2) , in a closed vessele is ignited to convert the CO to CO_(2) if Delta H is the enthalpy change and Delta U is the change in internal energy then:

A mixture of two moles of CO and mole of O_2 in a closed vessel is ignited to convert CO into CO_2 Then,

A mixture of 2 moles of carbon monoxide and one mole of oxygen in a closed vessel is ignited to get carbon dioxide. If Delta H is the enthalpy change and Delta E is the change in internal energy, then :-

A mixture of 0.5 mole of CO and 0.5 mole of CO_(2) is taken in a vessel and allowed to effuse out through a pinhole into another vessel which has vacuum If a total of A mole has effused out in time t show that M_(1)A +M_(2) (1-A) =36 where M_(1) and M_(2) are mean molar masses of the mixture that has effused out and the mixture still remaining in vessel respectively .

OP TANDON-Chemical Thermodynamics and Thermochemistry-Objective Question Level-A
  1. The absolute enthalpy of neutralization of the reaction, MgO(s)+2HCl...

    Text Solution

    |

  2. Given the following entropy values (in JK^(-1)"mol"^(-1)) at 298 K atm...

    Text Solution

    |

  3. A mixture of 2 mole CO and 1 mole O(2) in a closed vessel is ignited t...

    Text Solution

    |

  4. Consider the following reaction at 1000^(@)C (A) Zn((s))+(1)/(2)O(2(...

    Text Solution

    |

  5. Which of the following equations does not correctly represent the firs...

    Text Solution

    |

  6. Assuming DeltaH^(@) and S^(@) do not change with temperature. Calculat...

    Text Solution

    |

  7. (Delta H - Delta U) for the formation of carbon monoxide (CO) from its...

    Text Solution

    |

  8. For a phase change: H(2)O(l)hArrH(2)O(s) 0^(@)C, 1 bar

    Text Solution

    |

  9. We can drive any thermodynamically forbidden reaction in the desired d...

    Text Solution

    |

  10. The amount of heat released when 20 ml,0.5 M NaOHis mixed with 100 ml...

    Text Solution

    |

  11. In conversation of lime-stone ti lime, CaCO(3)(s)toCaO(s)+CO(2)(g) 7th...

    Text Solution

    |

  12. Assuming that water vapour is an ideal gas, the internal energy change...

    Text Solution

    |

  13. For the process H(2)O(l) (1 "bar", 373 K) rarr H(2)O(g) (1"bar", 373 K...

    Text Solution

    |

  14. In a closed insulated container, a liquid is stirred with a paddle to ...

    Text Solution

    |

  15. Which of the following is correct?

    Text Solution

    |

  16. Which of the following represents total kinetic energy of one mole of ...

    Text Solution

    |

  17. Standard entropy of X(2) , Y(2) and XY(3) are 60, 40 and 50JK^(-1)mol...

    Text Solution

    |

  18. 4.48 L of an ideal gas at STP requires 12 cal to raise its temperature...

    Text Solution

    |

  19. On the basis of the following thermochemical data : (Delta(f)G^(@)H((a...

    Text Solution

    |

  20. The Habar's process of production of ammonia involves the equilibrium:...

    Text Solution

    |