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April 19, 2014

Homework Help: Chemistry

Posted by Hannah on Sunday, February 5, 2012 at 12:16pm.

The heat of vaporization of benzene, C6H6, is 30.8kJ/mol at its boiling point of 80.1 degrees celsius. How much energy in the form of heat is required to vaporize 102g of benzene at its boiling point?

I know that the answer is 24.2kJ but i am not sure how to get this.

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