Which fractions of the fractional distillation contain the greatest percentage of ethanol?

Ethanol Distillation Post-Analysis Answer the following questions about the Ethanol Distillation lab. What is an azeotrope?  What is the boiling point and composition of the azeotrope used in this lab? Is this ethanol-water azeotrope a pure liquid? (think about its constant boiling point) Which fractions of the fractional distillation contain the greatest percentage of ethanol? […]