Home
Class 12
CHEMISTRY
Two moles of an ideal gas expand spontan...

Two moles of an ideal gas expand spontaneouly into vacuum. The work done is :-

A

Zero

B

2J

C

4J

D

8J

Text Solution

Verified by Experts

The correct Answer is:
A
`W=-2.303" nRT "log_(10)(V_(2))/(V_(1))`
`n=1" mol, "R=8.3xx10^(7)" erg mol"^(-1) K^(-1)`
`T=298 K, V_(2)=20 L, V_(1)=10 L`
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL THERMODYNAMICS AND ENERGETICS

    MARVEL PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS (First Law of Thermodynamics)|7 Videos

  • CHEMICAL THERMODYNAMICS AND ENERGETICS

    MARVEL PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS (Internal Energy and Enthalpy of a System)|18 Videos

  • CHEMICAL THERMODYNAMICS AND ENERGETICS

    MARVEL PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS (Types of Processes)|13 Videos

  • CHEMICAL KINETICS

    MARVEL PUBLICATION|Exercise TEST YOUR GRASP|50 Videos

  • CHEMISTRIY IN EVERYDAY LIFE

    MARVEL PUBLICATION|Exercise TEST YOUR GRAPS|24 Videos

Similar Questions

Explore conceptually related problems

Two method of an ideal gas expand spontaneously in vacuum. The work done is:

Three moles of an ideal gas expanded spontaneously into vacuum. The work done will be

Four moles of an ideal gas expanded spontaneously in vacuum. The work done will be

Three moles of an ideal gas expanded spotaneously into vacuum. The work done will be

1 moles of an ideal gas expanded spontaneously into vaccum. The work done will be

One mole of an ideal gas expand spontaneously into a vacccum. The work done is

Three moles of an ideal gas expanded sponteneously in to vaccum. Then which is correct ?

For two mole of an ideal gas :

MARVEL PUBLICATION-CHEMICAL THERMODYNAMICS AND ENERGETICS-MULTIPLE CHOICE QUESTIONS (Nature of Work and Heat)
  1. Work done during expansion of an ideal gas against constant opposing p...

    Text Solution

    |

  2. The work done in ergs for the reversible expansion of one mole of an i...

    Text Solution

    |

  3. Two moles of an ideal gas expand spontaneouly into vacuum. The work do...

    Text Solution

    |

  4. During the isothermal and reversible compression of an ideal gas the w...

    Text Solution

    |

  5. The volume of a gaseous system increases by 5 litre against a constant...

    Text Solution

    |

  6. A gas undergoes expansion by absorbing 1200 J. If 1/4th of this heat i...

    Text Solution

    |

  7. Certain gas expands from 10 dm^(3)" to "35 dm^(3) isothermally by abso...

    Text Solution

    |

  8. The external pressure needed to compress an ideal gas from 22 dm^(3)" ...

    Text Solution

    |

  9. Maximum work is obtained when

    Text Solution

    |

  10. In an isothennal reversible expansion ofim ideal gas, work done is

    Text Solution

    |

  11. The work done during expansion of a gas in vacuum is zero, because the...

    Text Solution

    |

  12. When Delta V is negative then

    Text Solution

    |

  13. The work done when an ideal gas is compressed isothermally by 1 litre ...

    Text Solution

    |

  14. The work in 1 lit.-atm. done when 3 mole of an ideal gas expands from ...

    Text Solution

    |

  15. When an ideal gas is compressed isothermally by 1 dm^(3) against a pre...

    Text Solution

    |

  16. Calculate the work done when 1.0 mol of water at 373K vaporises agains...

    Text Solution

    |

  17. When Fe(S) is dissovled in aqueous hydrochloric acid in a closed vesse...

    Text Solution

    |