Chem Question: Extra Points, Need Answers Now Please!?

Posted on 2016-03-26 14:20:00 in Chemistry by SWEETGIRL

It is found when an unknown solid solute is dissolved in water that the solubility of the solid increases if temperature is increased. What can be determined about the entropy and enthalpy of the dissolution of this unknown solid? 

entropy is increased,exothermic 
entropy is increased, endothermic 
not enough information to make a determination 
entropy is decreased, endothermic 
entropy is decreased, exothermic 


2. A mole of salt will lower the vapor pressure of water the same as a mole of sugar.

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