The fusion of a crystalline solid at its melting point to form a liqui – McqOptions

MCQOPTIONS

1.	The fusion of a crystalline solid at its melting point to form a liquid at the same temperature is accompanied by
A.	decrease in enthalpy corresponding to evolution of heat.
B.	decrease of entropy.
C.	increase in enthalpy corresponding to absorption of heat.
D.	no change in enthalpy.
Answer» D. no change in enthalpy.

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