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Q.

Diethyl ether has a normal boiling point of 35.0∘C and has an entropy of vaporization of 84.4J/mol K What is its enthalpy of vaporization?

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a

2.41J/mol

b

0.274J/mol

c

3.65J/mol

d

26.0kJ/mol

answer is D.

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Detailed Solution

Change in enthlpy is calcualted below,

ΔH=308×84.41000=26kJ/mol

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