We need to know capacity of a 'unit' to figure that out.
Pure ethanol contains carbon, hydrogen, and oxygen.
It is 0.01 litres of pure alcohol.
Approx. 50g or 10 teaspoons of pure sugar.
Pure alcohol is far more dangerous than adulterated alcohol because pure alcohol has one hundred percent alcohol in comparison to aldulterated alcohol which is less than 100 percent.
distillation
70 kilocalories
Pure alcohol evaporates faster than pure water. A mixture of the two will slow the evaporation of the alcohol.
"Alcoholic proof is a measure of how much alcohol (i.e., ethanol) is contained in an alcoholic beverage. The measure is commonly used in the United States, where it is defined as twice the percentage of alcohol by volume."Source: http://en.wikipedia.org/wiki/Alcoholic_proof
Alcohol is a pure substance - C2H5OH.
Grain alcohol is a compound known as ethanol and so is a pure substance, but it is almost never found in pure form.
Just that, ethyl alcohol AKA ethanol... It's the alcohol we drink.
1 unit of alcohol = 10 ml = 10 cc → 1 cc = 1/10 or 0.1 units of alcohol.