Interpretation: How many moles of ATP is consumed when a person hikes for 2.5 h, given that on a hike, one expend 350 kcal/h.
Concept Introduction: The energy obtained from catabolic activities is stored in the body in the form ATP molecules.
Answer to Problem 22.83UTC
Solution: 120 moles of ATP is consumed when a person hikes for 2.5 hours.
Explanation of Solution
Given: On a hike, one expend 350 kcal/h.
Let us first find out the conversion factor for the conversion of 1 mole of ATP into kcal.
Thus, the conversion factor is given as:
Also, it is given that in 1 hours, 350 kcals are expended. Thus, the conversion factor to convert hours to kcals is given as:
Hence, the conversion factor is:
Now, we can find out the energy expended in 2.5 hours using conversion factor:
When a person hikes for 2.5 hours, 120 moles of ATP is consumed.
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Chapter 22 Solutions
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