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If the entropy of vaporisation of liquid is 110j/k/mol and its enthalpy of vaporasition is 50 kj/mol . The boiling point of the liquid is

If the entropy of vaporisation of liquid is 110j/k/mol and its enthalpy of vaporasition is 50 kj/mol . The boiling point of the liquid is

Grade:12

1 Answers

Ramesh V
70 Points
12 years ago

As the liquid and gas are in equilibrium at the boiling point (Tb), dG=0, which leads to:

dH=T*dS

Tb=50000/110

   = 454.5 K

     or 181.2 C

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regards

Ramesh

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