# Problem: The daily dietary energy requirement for an adult is 2.00 × 103 kcal (1 cal = 4.184 J). This is equivalent toa. 47.8 x 104 kJb. 8.37 x 103 kJ c. 8.37 x 103 Jd. 2.00 x 103 kJe. 478 kJ

###### FREE Expert Solution
97% (223 ratings)
###### FREE Expert Solution

We’re being asked to convert 2.00 × 103 kcal to kJ

We need the following conversion factors for this:

1 kcal = 103 cal          1 cal = 4.184 J          1 kJ = 103 J

97% (223 ratings)
###### Problem Details

The daily dietary energy requirement for an adult is 2.00 × 103 kcal (1 cal = 4.184 J). This is equivalent to

a. 47.8 x 104 kJ

b. 8.37 x 103 kJ

c. 8.37 x 103 J

d. 2.00 x 103 kJ

e. 478 kJ

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Nature of Energy concept. You can view video lessons to learn Nature of Energy. Or if you need more Nature of Energy practice, you can also practice Nature of Energy practice problems.

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Our tutors rated the difficulty ofThe daily dietary energy requirement for an adult is 2.00 × ...as medium difficulty.

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Based on our data, we think this problem is relevant for Professor Rines' class at PBCC.