Understanding Alcohol: Investigations into Biology and Behavior Grades 7- 8 by National Institute of Alcohol Abuse - HTML preview
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Volume of serving
Concentration of
Concentration of
Total amount of
(in ounces)
alcohol expressed
alcohol expressed
alcohol
as a percent
as a percent in
(in ounces)
decimal form
Beer 12 5 0.05
Wine 5 12 0.12
Hard liquor
1.5
40
0.40
The amount of alcohol in a drink can be calculated by multiplying the volume of the drink by the percentage of alcohol it contains. Remember to express percentage of alcohol in its decimal form before doing the multiplication. For example, 5% = 0.05 when expressed as a decimal.