Problem: How much energy is required to vaporize 98.6 g of ethanol (C 2H5OH) at its boiling point, if its ΔH vap is 40.5 kJ/mol? A) 39.9 kJ B) 11.5 kJ C) 52.8 kJ  D) 86.7 kJ E) 18.9 kJ

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How much energy is required to vaporize 98.6 g of ethanol (C 2H5OH) at its boiling point, if its ΔH vap is 40.5 kJ/mol?

A) 39.9 kJ

B) 11.5 kJ

C) 52.8 kJ

 D) 86.7 kJ

E) 18.9 kJ