Home
Class 11
CHEMISTRY
What is the sign of DeltaS for (i) eva...

What is the sign of `DeltaS` for
(i) evaporation of liquid water ?
(ii) freezing of liquid water to ice?

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • THERMODYNAMICS

    MODERN PUBLICATION|Exercise Revision Exercise (Short Answer Questions ) (Fill in the blanks : )|5 Videos

  • THERMODYNAMICS

    MODERN PUBLICATION|Exercise Revision Exercise (Short Answer Questions)|62 Videos

  • THERMODYNAMICS

    MODERN PUBLICATION|Exercise Revision Exercise (Assertion Reason Questions)|15 Videos

  • STRUCTURE OF ATOM

    MODERN PUBLICATION|Exercise Unit Practice Test|13 Videos

Similar Questions

Explore conceptually related problems

During the evaporation of liquid

What is freezing point of a liquid?

The evaporation of liquid with increase in pressure.

Freezing up liquid in a system then:

The latent heat of fusion of ice is 5.99 kJ/mol at its melting point. Then (i) DeltaS for fusion of 900 g ice and (ii) DeltaS for freezing of liquid water are respectively

In evaporation of water, DeltaH and DeltaS are

Milky water of green coconut is liquid

MODERN PUBLICATION-THERMODYNAMICS-Revision Exercise (Very short answer questions)
  1. Delta(f)H^(@) of Fe(2)O(3) is -825 kJ. What is the enthalpy change for...

    Text Solution

    |

  2. The standard enthalpies of formation of three substances A, B and C ar...

    Text Solution

    |

  3. Define molar heat capacity and specific heat capacity.

    Text Solution

    |

  4. What are the units of entropy and free energy?

    Text Solution

    |

  5. Explain the state of a reaction when DeltaG =0.

    Text Solution

    |

  6. Write Gibbs Helmholtz equation giving meanings of the symbols used.

    Text Solution

    |

  7. What is the sign of DeltaS for (i) evaporation of liquid water ? (...

    Text Solution

    |

  8. When an ideal gas expands in vaccum, there is neither absorption nor e...

    Text Solution

    |

  9. In a process, a system does 145 J of work on its surroundings while 85...

    Text Solution

    |

  10. How is free energy change related to equilibrium constant for the reac...

    Text Solution

    |

  11. Predict DeltaS for the reaction : NH(3)(g) + HCI (g) to NH(4)CI(s).

    Text Solution

    |

  12. Why does the entropy of a solid increase on melting?

    Text Solution

    |

  13. What is the effect of temperature on entropy?

    Text Solution

    |

  14. State the second law of thermodynamics.

    Text Solution

    |

  15. Write mathematical statement of first law of thermodynamics.

    Text Solution

    |

  16. Predict the sign of DeltaS for the reaction : CaCO(3)(s) overset(Del...

    Text Solution

    |

  17. Predict whether the entropy increases or decreases during the oxidatio...

    Text Solution

    |

  18. Explain how an endothermic reaction can be spontaneous.

    Text Solution

    |

  19. Which of the following will have larger entropy: a mole of ice at 0^(@...

    Text Solution

    |

  20. What is entropy? Give its units.

    Text Solution

    |