Home
Class 12
CHEMISTRY
DeltaU is equal to...

`DeltaU` is equal to

A

Isothermal work

B

Isochoric work

C

Isobaric work

D

Adiabatic work

Text Solution

Verified by Experts

The correct Answer is:
D

For adiabatic process, q=0
So from 1st law `DeltaU =q+w`
We can write `DeltaU=w`
Promotional Banner

Topper's Solved these Questions

  • THERMODYNAMICS

    VMC MODULES ENGLISH|Exercise JEE ADVANCED (ARCHIVE)|44 Videos
  • THERMODYNAMICS

    VMC MODULES ENGLISH|Exercise LEVEL-2 (NUMERICAL VALUE TYPE)|15 Videos
  • THERMOCHEMISTRY

    VMC MODULES ENGLISH|Exercise JEE ADVANCED (ARCHIVE)|31 Videos
  • THERMODYNAMICS & THERMOCHEMISTRY

    VMC MODULES ENGLISH|Exercise Impeccable|48 Videos

Similar Questions

Explore conceptually related problems

For which of the following reactions, DeltaH is equal to DeltaU ?

For which of the following equations, will DeltaH be equal to DeltaU ?

choose the reaction in which DeltaH is not equal to DeltaU

State a chemical reaction in which DeltaH and DeltaU are equal .

The difference between DeltaH and DeltaU (DeltaH - DeltaU) , when the combustion of one mole of heptane (l ) is carried out at a temperature T, is equal to: –xRT . The value of x is_____.

The difference between DeltaH and DeltaU (DeltaH - DeltaU) , when the combustion of one mole of heptane (l ) is carried out at a temperature T, is equal to: –xRT . The value of x is_____.

State a chemical reaction in which DeltaH and DeltaU are equal.

DeltaU+DeltaW=0 is valid for

Statement -1 in the following reaction : C(s)+O_(2)(g)to CO_(2) (g), DeltaH=DeltaU-RT Statement -2: DeltaH Is related to DeltaU by the equation , DeltaH=DeltaU+Deltan_(g)RT

Predict DeltaH gt DeltaU or DeltaH lt DeltaU . a. C("graphite") +O_(2)(g) rarr CO_(2)(g) b. PCl_(5)(g) rarr PCl_(3)(g) +Cl_(2)(g)

VMC MODULES ENGLISH-THERMODYNAMICS-JEE (MAIN ARCHIVE)
  1. A piston filled with 0.04 mol of an ideal gas expands reversibly from ...

    Text Solution

    |

  2. The standard free energy of formation of NO(g) is 86.6 kJ/ mol at 29...

    Text Solution

    |

  3. DeltaU is equal to

    Text Solution

    |

  4. The combination of plots which does not represent isothermal expansion...

    Text Solution

    |

  5. Consider the reversible isothermal expansion of an ideal gas in a clos...

    Text Solution

    |

  6. The entropy change associated with the conversion of 1 kg of ice at 27...

    Text Solution

    |

  7. An ideal gas undergoes isothermal compression from 5 m^(3) to 1 m^(3) ...

    Text Solution

    |

  8. The process with negative entropy change is

    Text Solution

    |

  9. Two bolcks to the same metal having same mass and at temperature T1 an...

    Text Solution

    |

  10. for a diatomic ideal gas in a closed system , which of the follo...

    Text Solution

    |

  11. A process has Delta H= 200 J mol^(-1) and DeltaS=40" JK"^(-1)mol^(-1)....

    Text Solution

    |

  12. The standard reaction Gibbs energy for a temperature T is given by ...

    Text Solution

    |

  13. The reaction, MgO(s) + C(s) to Mg(s) + CO(g), for which Delta(r)H...

    Text Solution

    |

  14. In which case, process will be spontaneous at all temperature?

    Text Solution

    |

  15. Among the following, the set of parameters that represents path functi...

    Text Solution

    |

  16. Maltose on treatment with dilute HCl gives:

    Text Solution

    |

  17. For silver, C(P)(J K^(-1)"mol"^(-1))=23+0.01T. If the temperature (T) ...

    Text Solution

    |

  18. Which of the following is not correct for an ideal gas as per first lo...

    Text Solution

    |

  19. During compression of a spring the work done is 10 kJ and 2 kJ escaped...

    Text Solution

    |

  20. 5 moles of an ideal gas at 100 K are allowed to undergo reversible com...

    Text Solution

    |