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The internal energy (U) of an ideal gas ...

The internal energy `(U)` of an ideal gas decreases by the same amount as the work done by the system:

A

The process must be adiabatic

B

The process must be isothermal

C

The process must be isobaric

D

The temperature must decrease

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The correct Answer is:
A, D
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P BAHADUR-THERMODYNAMICS-Exercise
  1. In which reaction(s), DeltaS in negative?

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  2. For the adiabatic expansion of an ideal gas:

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  3. The internal energy (U) of an ideal gas decreases by the same amount a...

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  4. Which has/have a positive value (s) of DeltaH?

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  5. Which of the following statements is (are) correct?

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  6. The change in enthalpy for an isobaric gaseous reaction (for an ideal ...

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  7. When a solid melts, there is/are:

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  8. In which of the following cases is the reaction spontaneous at all tem...

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  9. Which of the following conditions is (are) favourable for the feasibil...

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  10. In whiich of the following cases, do you consider the increase in entr...

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  11. In which of the following entropy increases?

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  12. During the isothermal expansion of an ideal gas:

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  13. Which of the following are state function?

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  14. Which are the intensive properties?

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  15. Given, 2Fe2O(3(s)) to 4Fe((s)) + 3 O(2(g)), Deltar G1^@ = +1487kJmol^(...

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  16. Which of the following statements is (are) false?

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  17. The work done by 1 mole of ideal gas during an adiabatic process is (a...

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  18. For gaseous reactions, if DeltaH is the change in enthalpy and DeltaU ...

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  19. Thermodynamic parameters for : HX + H2O to H3O^+ + X^- are given for...

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  20. In which of the following cases entropy increases?

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