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What are the heat (q) sign conventions w...

What are the heat (q) sign conventions when heat is transferred from the surroundings to the system and that transferred from system to the surrounding?

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q = positive `to` Heat transferred from surrounding to the system.
q= Heat `to` negative Heat transferred from system to the surroundings.
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VIKRAM PUBLICATION ( ANDHRA PUBLICATION)-THERMODYNAMICS-Very Short Answer Questions
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  2. Volume (V), Pressure (P) and Temperature (T) are state functions. Is t...

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  4. No heat is absorbed by the system from the surroundings, but work (w) ...

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  5. No work is done on the system, but heat (q) is taken out from the syst...

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  6. Work is done by the system and heat (q) is supplied to the system. Wh...

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  7. q=w=-p(ext)(v(f)-v(i)) is for irreversible…. Change.

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  8. q=-w=nRT1n(v(f)-v(i)) is for isothermal ………change.

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  9. What are the 'DeltaH' sign conventions for exothermic and endothermic ...

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  10. What are intensive and extensive properties?

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  11. In the equation q=C.Delta.m.DeltaT, if DeltaT is change in temperature...

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  12. Give the equation that gives the relationship between DeltaU and Delta...

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  13. What is the relationship between C(p) and C(v)?

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  14. 1 g of graphite is burnt in a bomb calorimeter in excess of O(2) at 29...

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  15. For the above reaction what is the internal energy change, DeltaU?

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  16. What is Delta(r)H for CH(4(g))+20(2(g))to CO(2(g))+2H(2)O(l) in terms ...

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  17. Enthalpy decreases is not the criterion for spontaneity. Why?

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  18. Is increase of entropy the criterion for spontaneity ? Why ?

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  19. Explain the relationship between Gibbs energy change and equilibrium c...

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  20. If we measure DeltaH^(theta) and DeltaS^(theta) it is possible to esti...

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