객관식
Which of the following statements is true regarding chemical energy?
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- 1. Intro to General Chemistry3h 46m
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8. Thermochemistry
Nature of Energy
Multiple Choice
Each gram of glucose contains approximately how much energy?
A
4 kilocalories
B
2 kilocalories
C
9 kilocalories
D
7 kilocalories
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검증된 단계별 안내1
Understand that glucose is a carbohydrate, and carbohydrates typically provide energy in the form of calories.
Recall that the energy content of carbohydrates is generally about 4 kilocalories per gram.
Consider the options given: 4 kilocalories, 2 kilocalories, 9 kilocalories, and 7 kilocalories.
Recognize that the typical energy content for carbohydrates aligns with one of the provided options.
Conclude that the energy content of glucose, a carbohydrate, is approximately 4 kilocalories per gram, based on standard nutritional information.
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