How come only 95% ethanol can be distilled?

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How come only 95% ethanol can be distilled and not 100% ethanol

2006-11-14 13:51:26 · 2 answers · asked by bbap 1 in Science & Mathematics ➔ Chemistry

Because it forms a constant temp. boiling azeotrope at about 5% water.

2006-11-14 13:58:46 · answer #1 · answered by Mad Mac 7 · 0⤊ 0⤋

Ethanol and water form an azeotrope which the distillate is composed of 95% ethanol and 5% water. This is called a binary azeotrope.

2006-11-15 13:32:56 · answer #2 · answered by Bob 5 · 0⤊ 0⤋