Home
Class 12
CHEMISTRY
Comment on the statement: no work is inv...

Comment on the statement: no work is involved in an expansion of gas in vacuum.

Promotional Banner

Topper's Solved these Questions

  • Chemical Thermodynamics

    CHETANA PUBLICATION|Exercise EXERCISE|95 Videos

  • CHEMICAL KINETICS

    CHETANA PUBLICATION|Exercise EXERCISE|112 Videos

  • COORDINATION COMPOUNDS

    CHETANA PUBLICATION|Exercise EXERCISE|179 Videos

Similar Questions

Explore conceptually related problems

In an adiabatic expansion of a gas

no work is done against gas.

Comment on the statement-Telophase is reverse of prophase.

Comment on the statement-Meiosis enables the conservation of specific chromosome number of each species even though the process per se, results in reduction of chromosome number.

Justify the statement, 'work and energy are the two sides of a coin'.

Comment on the statement "living state is non-equilibrium steady-state to be able to perform work".

During an isothermal expansion of an ideal gas,

Answer the following questions: Explain the statement, "work is done due to transfer of energy."

Comment on the statement- Respiration is an energy producing process but ATP is being used in some steps of the process.

Justify the statement, "Work and energy are the two sides of a coin.''

CHETANA PUBLICATION-Chemical Thermodynamics-EXERCISE
  1. Comment on the statement: no work is involved in an expansion of gas i...

    Text Solution

    |

  2. The correct thermodynamic conditions for the spontaneous reaction at a...

    Text Solution

    |

  3. A gas is allowed to expand in a well insulated container against a con...

    Text Solution

    |

  4. In which of the following entropy of the system decreases?

    Text Solution

    |

  5. The enthalpy of formation for all elements in their standard state is

    Text Solution

    |

  6. Which of the following reaction is exothermic ?

    Text Solution

    |

  7. 6.24 g of ethanol are vaporized by supplying 5.89kJ of heat.Enthalpy o...

    Text Solution

    |

  8. If the standard enthalpy of formation of methanol is -238.9 kJ mol^(-1...

    Text Solution

    |

  9. For vaporization of water at 1bar,DeltaH=40.63kJ mol^(-1)and DeltaS = ...

    Text Solution

    |

  10. Bond enthalpies of H-H, Cl-Cl and H-Cl bonds are 434 kj mol^(-1), 242 ...

    Text Solution

    |

  11. Which of the following is not a state function?

    Text Solution

    |

  12. Which of the following is not an extensive property?

    Text Solution

    |

  13. An endothermic reaction is one in which heat content of

    Text Solution

    |

  14. In a chemical reaction, work is done by the system when

    Text Solution

    |

  15. Which of the following is an intensive property?

    Text Solution

    |

  16. When a sample of an ideal gas is allowed to expand at constant tempera...

    Text Solution

    |

  17. A gas of 0.320 kJ works on its surroundings and absorbs 120 J of heat ...

    Text Solution

    |

  18. In the reaction, H2 + Cl2 rarr 2HCl DeltaH =-184 kJ, if 2 moles of H2 ...

    Text Solution

    |

  19. The enthalpies of formation of N2O and NO at 298 K are 82 and 90 kJ mo...

    Text Solution

    |

  20. For which of the following substances DeltafH^@ is not zero.

    Text Solution

    |

  21. If for a reaction, DeltaH is negative and DeltaS is positive then the ...

    Text Solution

    |