JamysonX7029 JamysonX7029

29-10-2022
Chemistry

contestada

A runner burns 3.38×103kJ3.38×103kJ during a five-mile run. How many nutritional Calories did the runner burn?

A runner burns 338103kJ338103kJ during a fivemile run How many nutritional Calories did the runner burn class=

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ChristellG602236 ChristellG602236

29-10-2022

To solve this question we have to use a conversion factor, we know that 1kJ=0.239Cal. Use this conversion factor to find the answer:

[tex]3.38\times10^3kJ\cdot\frac{0.239Cal}{kJ}=807.82Cal=808Cal[/tex]

The correct answer is 808Cal.

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