Regenerated by heating, Chemistry

Desiccants (drying agents) can often be regenerated by heating.  A desiccant that is commonly regenerated is


   CaSO4?.2H2O(s) → CaSO4(s) + 2H2O(g)


       ?Ho = 25.1 kJ/mol; ?So = 69.3 J/molK

       Regeneration is carried out at 250 oC.

a) What is the ?Go for this reaction?


Posted Date: 3/25/2013 2:22:10 AM | Location : United States

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