A chemist wants to fi nd out how many Calories are in a bag of peanuts. He sets up a

Chapter 0, Problem 2

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A chemist wants to fi nd out how many Calories are in a bag of peanuts. He sets up a calorimeter and burns a peanut underneath it. Th is is his data table. Initial mass of peanut (g) Mass of water (g) DT of water (8C) Final mass of peanut (g) 3.75 g 100 g 10 8C 1.20 g a. Calculate the amount of energy, in calories, that can be transferred from the combustion of one peanut. b. Calculate the amount of calories per gram of peanut. c. If a bag of peanuts is 500 g, how many food Calories does it contain?

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