State why is the reaction of the dissolving ammonium nitrate

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Why is the reaction of the dissolving ammonium nitrate (NH4NO3) in water spontaneous even though the dissolution is endothermic?

a vapor pressure of water decreases upon addition of the solute
b osmotic properties predict this behavior
c because of the decrease in enthalpy upon addition of the solute
d because of the increase in enthalpy upon dissolution of this strong electrolyte
e because of the increase in disorder upon dissolution of this strong electrolyte

Reference no: EM13256827

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