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For a cyclic process, which of the follo...

For a cyclic process, which of the following is correct ?

A

Work done is zero

B

change in internal energy is not zero

C

No heat is absorbed or evolved

D

`DeltaU=0`

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CHETANA PUBLICATION-Chemical Thermodynamics-EXERCISE
  1. Which one of the following statements is incorrect?

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  2. The temperature of the system decreases in an

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  3. For a cyclic process, which of the following is correct ?

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  4. A gas absorbs 100 calories of heat energy and is compressed from 10.0 ...

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  5. Work done in vaporization of 1 mole of water at 373K against a pressur...

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  6. A gas can expand from 100 mL to 250 mL under a constant pressure of 2 ...

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  7. 2 xx 10^(-3) kg of H2 and 32 xx 10^(-3) kg of O2 separately expand rev...

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  8. Two moles of an ideal gas expand spontaneously into a vacuum. The work...

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  9. When an ideal gas expands in vacuum, no work is done because

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  10. Which of the following is a non-spontaneous process?

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  11. Which of the following is not a state function?

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  12. A gas absorbs 250J of heat and expands from 1 litre to 10 litre at con...

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  13. Which of the following is not correct about enthalpy?

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  14. If the pressure of asystem isnot fixed, the enthalpy change can be def...

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  15. The difference between heats of reaction at constant pressure and cons...

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  16. During the evaporation of a liquid,

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  17. For an endothermic reaction,where DeltaH represents the enthalpy of th...

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  18. You are given the following two reactions : CH(4(g))+2O(2(g))rarrCO(2(...

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  19. The activation energy of exothermic reaction is 20 kj. The heat of the...

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  20. Translational energy is not prossessed by

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