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One mole of an ideal gas undergoes chang...

One mole of an ideal gas undergoes change of state from (4 L, 3 atm) to (6 L, 5 atm). If the change in internal energy is 45 L-atm then the change of enthalpy for the process is

A

27 L-atm

B

45 L-atm

C

55 L-atm

D

63 L-atm

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AAKASH INSTITUTE ENGLISH-TEST 3-EXERCISE
  1. Five moles of an ideal gas undergoes reversible expansion from 1 L to ...

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  2. Enthalpy of which of the following reactions does not represent the st...

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  3. One mole of an ideal gas undergoes change of state from (4 L, 3 atm) t...

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  4. The difference between heat of reaction at constant pressure and at co...

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  5. According to kinetic theory of gases, the incorrect statement is

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  6. The most probable speed of an ideal gas at constant pressure varies wi...

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  7. At high pressure, the compressibility factor for one mole of van der w...

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  8. The correct thermodynamic conditions for the spontaneous reaction at a...

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  9. A closed cylinder contains 40 g of SO2, and 4 g of helium gas at 375 K...

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  10. In the electrolysis of H2O , 11.2 liters of H2 was liberated at cathod...

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  11. Which among the following will boil at highest temperature?

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  12. If 200 ml of 0.1 MH2SO4 solution is mixed with 200 ml of 0.15 M NaOH s...

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  13. Unit of surface tension is

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  14. For which of the following processes, entropy change is negative?

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  15. A liquid is in equilibrium with its vapour at a certain temperature. I...

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  16. The work done by one mole of ideal gas when its teperature is increase...

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  17. Standard enthalpy of formation is zero for

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  18. Ratio of the rate of effusion of oxygen gas at 1.5 atm to that of heli...

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  19. Compressibility factor under critical state of a gas is

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  20. An air bubble formed under water at temperature 17^oC and the pressure...

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