Home
Class 12
CHEMISTRY
If the enthalpy of vaporisation of water...

If the enthalpy of vaporisation of water is `186.5 J mol^(-1)`, then entropy of its vaporisation will be

A

0.5

B

1

C

1.5

D

2

Text Solution

Verified by Experts

The correct Answer is:
A
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

If the enthalpy of vaporization for water is 198.5KJ mol^(-1) , the entropy of its vaprization will be

Latent heat of vaporisation of water,

Enthalpy of vapourisation for water is 186.5 KJ "mole"^(-1) . The entropy change during vapourisation is ______ KJ "mole"^(-1)

OP TANDON-Chemical Thermodynamics and Thermochemistry-Objective Question Level-A
  1. In which of the following change entropy decreases?

    Text Solution

    |

  2. For the percipitation reaction of Ag^(o+) ions with NaCI, which of the...

    Text Solution

    |

  3. If the enthalpy of vaporisation of water is 186.5 J mol^(-1), then ent...

    Text Solution

    |

  4. A reaction is non-spontaneous when:

    Text Solution

    |

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

    Text Solution

    |

  6. The unit of entropy is

    Text Solution

    |

  7. Given that Deltah(f)(H)=218 kJ//mol. Express the H-H bond energy in K ...

    Text Solution

    |

  8. For which reaction from the following, DeltaS will be maximum?

    Text Solution

    |

  9. A particular reaction at 27^(@)C for which DeltaH gt 0 and DeltaS gt 0...

    Text Solution

    |

  10. Althought he dissolution of ammonium chloride in water is an endotherm...

    Text Solution

    |

  11. In general, for exothermic reactions to be spontaneous

    Text Solution

    |

  12. For the reversible process, the value of DeltaS is given by the expres...

    Text Solution

    |

  13. In an electrochemical cell, if E^(@) is the e.m.f. of the cell involvi...

    Text Solution

    |

  14. The standard Gibb's free energy change, DeltaG^(@) is related to equil...

    Text Solution

    |

  15. The value of entropy in the universe is

    Text Solution

    |

  16. Which of the following thermodynamic relation is correct?

    Text Solution

    |

  17. The enthalpy of formation for C(2)H(4)(g), CO(2)(g) and H(2)O(l) at 25...

    Text Solution

    |

  18. Identify the correct statement regarding entropy

    Text Solution

    |

  19. When enthalpy and entropy change for a chemical reaction are -2.5 xx10...

    Text Solution

    |

  20. One mole of an ideal gas at 300K is expanded isothermally from an init...

    Text Solution

    |