Explain spontaneous process.
Explain non-spontaneous process.
Define entropy.
Why does entropy of a solid increase on fusion?
On fusion, a more ordered solid form of a substance is changed to less ordered (or more disordered) liquid form. So entropy increases.
What are the units of entropy?
Why entropy is a state function?
An endothermic reaction proceeds to completion. What is the sign of ?
what is heat capacity ?
Under what condition ∆Ssystem is equal and opposite in sign to ∆Ssurroundings?
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proceeds to completion. What is the sign of 
?
