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Two moles of an ideal gas is expanded is...

Two moles of an ideal gas is expanded isothermally and reversibly from 1 litre to 10 litre at 300 K. The internal energy change (in kJ) for the process (R = 8.3J)

A

11.4 KJ

B

`-11.4 KJ `

C

`0 KJ`

D

`– 4.8 KJ`

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The correct Answer is:
C
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AAKASH SERIES-CHEMICAL THERMODYNAMICS-OBJECTIVE EXERCISE - 1 (THERMODYNAMIC TERMS, FIRST LAW)
  1. In an adiabatic expansion of ideal gas:

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  2. A heat engine absorbs heat q(1) from a source at temperature T(1) and ...

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  3. Two moles of an ideal gas is expanded isothermally and reversibly from...

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  4. During adiabatic expansion of an ideal gas, 100J work is done, DeltaE ...

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  5. On which of the following factors does internal energy depend upon

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  6. For a substance more internal energy is observed in [ same quantity ]

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  7. The total heat content of a system at constant pressure is

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  8. Enthalpy ''H'' can be given as

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  9. The enthalpy is maximum for

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  10. The expression [Delta E//Delta T](V) represent

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  11. The heat of reaction at constant volume and temperature is represented...

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  12. Which of the following relationships is correct for a reaction involvi...

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  13. The different between DeltaH and DeltaE for the reaction BaCl(2(aq)) ...

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  14. For which one of the following systems DE lt DH

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  15. When a reaction is conducted in an open vessel, the heat of reaction i...

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  16. Which of the following holds good to the laws of thermodynamics for th...

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  17. For which of the following reaction Delta H = Delta E + 2RT

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  18. For N(2) + 3H(2) rarr 2NH(3), enthalpy and internal energy changes res...

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  19. According to IUPAC conventions, which one of the following is/are corr...

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  20. During expansion of a gas into vaccum (P("ext")=0), Work done is zero ...

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