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April 21, 2014

Homework Help: Chemistry

Posted by PM221 on Friday, April 15, 2011 at 7:53am.

At 298K,

2PCl3(g)+O2(g)---> 2POCl3(l)

Delta H= -620.2kJ
for the reaction and the standard molar entropies are ,PCl3(g)= 311.8J/K,O2(g)= 205.1J/K and POCl3(l)=222.4J/K.

Determine the standard free energy change at 298K.

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