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How many kilocalories does a runner expend when he runs for 3.0 h and uses 620 Cal/h? How many pieces of pizza that each contain 13 g of protein, 15 g of fat, and 33 g of carbohydrates could be eaten after the race to replenish these Calories? (Do not round the total number of kcal to the appropriate signifcant figures when you report your answer. Round to the nearest whole slice of pizza.) [Hint: One gram of protein or one gram of carbohydrate typically releases about 4 Cal/g, while fat releases 9 Cal/g.] The runner expends kcal and can eat pieces of pizza.

How many kilocalories does a runner expend when he runs for 3.0 h and uses 620 Cal/h? How many pieces of pizza that each contain 13 g of protein, 15 g of fat, and 33 g of carbohydrates could be eaten after the race to replenish these Calories? (Do not round the total number of kcal to the appropriate signifcant figures when you report your answer. Round to the nearest whole slice of pizza.) [Hint: One gram of protein or one gram of carbohydrate typically releases about 4 Cal/g, while fat releases 9 Cal/g.] The runner expends kcal and can eat pieces of pizza.

World of Chemistry
World of Chemistry
7th Edition
ISBN:9780618562763
Author:Steven S. Zumdahl
Publisher:Steven S. Zumdahl
Chapter10: Energy
Section: Chapter Questions
Problem 64A
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How many kilocalories does a runner expend when he runs for 3.0 h and uses 620 Cal/h? How many pieces of pizza that each contain 13 g of protein, 15 g of fat, and 33 g of carbohydrates could be eaten after the race to replenish these Calories? (Do not round the total number of kcal to the appropriate signifcant figures when you report your answer. Round to the nearest whole slice of pizza.) [Hint: One gram of protein or one gram of carbohydrate typically releases about 4 Cal/g, while fat releases 9 Cal/g.] The runner expends kcal and can eat pieces of pizza.
Transcribed Image Text:How many kilocalories does a runner expend when he runs for 3.0 h and uses 620 Cal/h? How many pieces of pizza that each contain 13 g of protein, 15 g of fat, and 33 g of carbohydrates could be eaten after the race to replenish these Calories? (Do not round the total number of kcal to the appropriate signifcant figures when you report your answer. Round to the nearest whole slice of pizza.) [Hint: One gram of protein or one gram of carbohydrate typically releases about 4 Cal/g, while fat releases 9 Cal/g.] The runner expends kcal and can eat pieces of pizza.
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