ThermodynamicsMedium
Question
Ammonium chloride when dissolved in water leads to cooling sensation. The dissolution of NH4Cl at constant temperature is accompanied by
Options
A.increase in entropy.
B.decrease in entropy.
C.no change in entropy
D.no change in enthalpy.
Solution
As ΔH = +ve but the process is spontaneous, it is possible only when ΔS is also +ve.
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