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Assign the proper sign to q and w in the...

Assign the proper sign to q and w in the following cases :
A system transfers 10 kJ of energy to the surroundings.

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q = - 10 kJ
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ICSE-CHEMICAL THERMODYNAMICS -REVIEW EXERCISES
  1. Define heat and work.

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  2. What do you mean by saying that the work done by a system is a path fu...

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  3. Assign the proper sign to q and w in the following cases : A system ...

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  4. Assign the proper sign to q and w in the following cases : Surroundi...

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  5. Assign the proper sign to q and w in the following cases : 15 kJ of ...

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  6. Assign the proper sign to q and w in the following cases : 30 kJ of ...

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  7. What do you understand by pressure-volume work? Derive an expression f...

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  8. Caclulate DeltaU, internal enegry change of a system, if it absorbs 25...

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  9. A system absorbs 20kJ heat and also does 10kJ of work. The net interna...

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  10. Predict the mode of energy transference in the following processe. ...

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  11. What is the mode of transference of energy when one plays on a piano?

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  12. Sort out the intensive and extensive properties among the following: ...

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  13. Classify the following into open, closed and isolated system. Boilin...

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  14. Classify the following into open, closed and isolated system. Boilin...

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  15. Classify the following into open, closed and isolated system. Hot fo...

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  16. Explain first law of thermodynamics. What'is its physical significance...

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  17. Define internal energy and enthalpy of a system.

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  18. Why is the enthalpy considered more useful than internal energy in che...

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  19. Derive the following equation : Delta H = DeltaU + (Deltan) RT

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  20. One mole of an ideal gas is expanded from a volume of 3L to 5L under a...

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