Home
Class 12
CHEMISTRY
The difference between the heats of reac...

The difference between the heats of reaction at constant pressure and a constant volume for the reaction `2C_(6)H_(6)(l) + 15O_(2)(g) rarr 12CO_(2)(g) + 6H_(2)O(l)` at `25^(@)C` in `kJ` is

A

`-7.43`

B

`+3.72`

C

`-3.72`

D

`+7.43`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL THERMODYNAMICS AND ENERGETICS

    TARGET PUBLICATION|Exercise COMPETITIVE THINKING|97 Videos

  • CHEMICAL KINETICS

    TARGET PUBLICATION|Exercise Evaluation test|13 Videos

  • CHEMISTRY IN EVERYDAY LIFE

    TARGET PUBLICATION|Exercise 7|3 Videos

Similar Questions

Explore conceptually related problems

The difference heats of reaction at constant pressure and constant volume for the reaction 2C_(6)H_(6)(l)+15O_(2)(g)rarr 12CO_(2)(g)+6H_(2)O(l) at 25^(@)C in KJ is

The difference between heats of reaction at constant pressure and constant volume for reaction: 2C_(6)H_(6)(l)+15O_(2)(g)to12CO_(2)(g)+6H_(2)O(l) at 25^(@)C in kJ is

The difference between heat of reaction at constant pressure and at constant volume for the reaction C_6H_12(l) + 9O_2(g)rarr 6CO_2(g) + 6H_2O(l), at 27°C is

The difference between heat of reaction at constant pressure and constant volume for teh reaction 2C_4H_10 (g) + 130_2 (g) rarr 8CO_2 (g) + 10H_2O (l), at 27 ^@ C is

The difference between Delta H and Delta E for the reaction 2C_(6)H_(6)(l) + 15O_(2)(g) rightarrow 12 CO_(2)(g) + 6H_(2)O(l) at 25^(@) C in kJ is

TARGET PUBLICATION-CHEMICAL THERMODYNAMICS AND ENERGETICS -EVALUATION TEST
  1. Identify the correct statement regarding a spontaneous process.

    Text Solution

    |

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

    Text Solution

    |

  3. The heats of neutralisation of CH3 - COOH , H-COOH,HCN and H2 S are -1...

    Text Solution

    |

  4. The bond dissociation energy of gaseous H(2), Cl(2) and HCl are 104, 5...

    Text Solution

    |

  5. The difference between the heats of reaction at constant pressure and ...

    Text Solution

    |

  6. Given standard enthalpy of formation of CO(-110 "KJ mol"^(-1)) and CO(...

    Text Solution

    |

  7. H(2)(g)+1//2O(2)(g)=H(2)O(l) , Delta H(298 K)=-68.32 Kcal. Heat of vap...

    Text Solution

    |

  8. The heat change at constant volume for the decomposition of silver (I)...

    Text Solution

    |

  9. Which of the following value of DeltaH(f)^(@) represent that the produ...

    Text Solution

    |

  10. The enthalpy change (DeltaH) for the process N2H(4(g)) to 2N((g)) + 4H...

    Text Solution

    |

  11. For the two equations given below: H(2)(g)+1//2O(2)(g)toH(2)O(l)+x(1...

    Text Solution

    |

  12. For an endothermic reaction, where Delta H represents the enthalpy of ...

    Text Solution

    |

  13. The entropy chnge for a non-spontaneous reaction is 140 J/K.mole at 29...

    Text Solution

    |

  14. The entropy change for a certain non-spontaneous reaction is 150 J/K.m...

    Text Solution

    |

  15. C(2)H(4) +CI(2) rarr C(2)H(4)CI(2) DeltaH =- 270.6 kJ mol^(-1)K^(-1)...

    Text Solution

    |

  16. Which of the following does NOT result in increase in the entropy?

    Text Solution

    |

  17. The standard heats of formation for C Cl(4(g)), H2O((g)), CO(2(g)) "an...

    Text Solution

    |

  18. For an isothermal free expansion of an ideal gas,

    Text Solution

    |

  19. Work done on 3 moles of a perfect gas at 27^@C, if it is compressed re...

    Text Solution

    |

  20. Isothermally and reversibly, one mole of argon expands from 2 m^3 to 2...

    Text Solution

    |