Discussion :: Chemistry
- Spontaneous change is one in which there is:
|
A.
A lowering of entropy |
|
B.
A lowering of free energy |
|
C.
Increase in free energy |
|
D.
An increase in Internal energy |
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Answer : Option B
Explanation :
Entropy and enthalpy together make a new quantity, the Free Energy which, under conditions of constant temperature and pressure, determines the direction of spontaneous change. All spontaneous processes have a negative change in free energy.
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