One of the best-selling light, or low-calorie, beers is 4.4 % alcohol by volume and a 12-oz serving contains 110 Calories; remember: 1 Calorie = 1000 cal = 1 kcal. To estimate the percentage of Calories that comes from the alcohol, consider the following questions.
What percentage of the 110 Calories comes from the ethanol?
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What scientific concept do you need to know in order to solve this problem?
Our tutors have indicated that to solve this problem you will need to apply the Units of Energy concept. If you need more Units of Energy practice, you can also practice Units of Energy practice problems.