Thermo Concept Questions

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Homework Statement


Hey, I was wondering if I could get some help verifying my answers for these general thermodynamics concept questions. Thanks!

1. A reversible reaction is at equilibrium at constant pressure and temperature if the free energy of the system ______________.

2. Heat absorbed by a system at constant volume is equal to ______________.

3. The entropy of fusion of a substance is always smaller than its entropy of vaporization.
True or False​

4. The internal energy of a substance can be brought to zero by cooling the substance all the way down to absolute zero (0 K).
True or False​

Homework Equations


E=q+w
q=mc[itex]\Delta[/itex]T
w=-P[itex]\Delta[/itex]T
[itex]\Delta[/itex]G=[itex]\Delta[/itex]H-T[itex]\Delta[/itex]S


The Attempt at a Solution


1. is zero
2. [itex]\Delta[/itex]E
3. True
4. True
 

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