We’re being asked to convert 510 kcal to J.
We need the following conversion factors for this:
1 kcal = 103 cal 1 cal = 4.184 J
If you eat a piece of lasagna that contains 510 kcal of energy, how much energy do you consume in joules?
A) 6.66 × 103 J
B) 1.17 × 106 J
C) 8.20 J
D) 2.13 × 106 J
E) 1.22 × 105 J
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