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the nutritional calorie (Calorie) is equivalent to 1 kcal. One pound of body fat is equivalent to about 4.1 x 103 Calories. Express this energy equivalence in joules.

a. 1.7 x 104 J

b. 9.8 x 105 J

c. 5.7 x 107 J

d. 9.8 x 102 J

e. None of these is within 5% of the correct answer

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