Home
Class 11
PHYSICS
Then two moles of oxygen is heated from ...

Then two moles of oxygen is heated from `0^@C` to `10^@C` at constant volume, its internal energy changes by 420 J. What is the molar specific heat of oxygen at constant volume ?

A

`5.75 JK^(-1) "mol"^(-1)`

B

`10.5 JK^(-1) "mol"^(-1)`

C

`21JK^(-1) "mol"^(-1)`

D

`42JK^(-1) "mol"^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • THERMODYNAMICS

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (LEVEL - II (LECTURE SHEET (ADVANCED)) STRAIGHT OBJECTIVE TYPE QUESTIONS)|10 Videos

  • THERMODYNAMICS

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (LEVEL - II (LECTURE SHEET (ADVANCED)) MORE THAN ONE CORRECT ANSWER TYPE QUESTIONS)|3 Videos

  • THERMODYNAMICS

    AAKASH SERIES|Exercise PRACTICE SHEET (EXERCISE - II (LEVEL - II (INTEGER TYPE QUESTIONS)))|2 Videos

  • THERMAL PROPERTIES OF MATTER

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (LEVEL - II) PRACTICE SHEET (ADVANCED) Integer/Subjective Type Questions|2 Videos

  • THERMOMETRY

    AAKASH SERIES|Exercise Numerical Exercise (LEVEL- 1)|11 Videos

Similar Questions

Explore conceptually related problems

When water is heated from 0^(@)C to 10^(@)C , its volume

A litre of air is heated from 27^(@)C to 177^(@)C at constant pressure. Find its volume.

The temperature of 5 moles of a gas at constant volume is changed from 100^(@)C to 120^(@)C . The change in internal energy is 80 J. The total heat capacity of the gas at constant volume will be in J/K.

An ideal gas is heated from 20^(@)C to 40^(@)C under constant pressure. The change in internal energy is

Molar specific heat at constant volume is C for a monoatomic gas is

AAKASH SERIES-THERMODYNAMICS-ADDITIONAL PRACTICE EXERCISE (LEVEL - I (MAIN) STRAIGHT OBJECTIVE TYPE QUESTIONS)
  1. Entropy of a thermodynamic system does not change when this system is ...

    Text Solution

    |

  2. In a P-V diagram for an ideal gas (where P is along the y-axis and V i...

    Text Solution

    |

  3. Internal energy of n1 moles of hydrogen at temperature T is equal to ...

    Text Solution

    |

  4. In carnot engine efficiency is 40% at hot reservoir temperature T. For...

    Text Solution

    |

  5. A container having 1 mole of a gas at a temperature 27^@C has a movab...

    Text Solution

    |

  6. An ideal gas is found to obey pV^(3/2) = constant during an adiabatic ...

    Text Solution

    |

  7. By opening the door of a refrigerator inside a closed room:

    Text Solution

    |

  8. During the melting of a slab of ice at 273 K at atmospheric pressure:

    Text Solution

    |

  9. Which of the following parameters does not characterise the thermodyna...

    Text Solution

    |

  10. An ideal gas has molar specific heat 5R/2 at constant pressure. If 300...

    Text Solution

    |

  11. Consider the following statement. The internal energy of an ideal mono...

    Text Solution

    |

  12. At atmospheric pressure, 2 g of water having a volume of 2.00cm become...

    Text Solution

    |

  13. What is the most likely value for Cr (molar heat capacity at constant...

    Text Solution

    |

  14. Ideal gas undergoes an adiabatic change in its state form (P1 , V1 , T...

    Text Solution

    |

  15. Then two moles of oxygen is heated from 0^@C to 10^@C at constant vol...

    Text Solution

    |

  16. If heat Q is added reversibly to a system at temperature T and heat Q....

    Text Solution

    |

  17. Which of the graphs shown below represents the variation of beta = -1...

    Text Solution

    |

  18. 100 g of water is heated from 30^@C to 50^@C. Ignoring the slight expa...

    Text Solution

    |

  19. A carnot engine operating between temperatures T1 and T2 has efficien...

    Text Solution

    |

  20. A thermally insulated vessel contains an ideal gas of molecular mass M...

    Text Solution

    |