Q752
Spontaneous change is one in which there is:
A.
A lowering of entropy
B.
A lowering of free energy
AnswerC.
Increase in free energy
D.
An increase in Internal energy
Answer: Option B
Solution
Answer: Option B
Solution:
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.