Ster R.

asked • 03/02/20# Which of the following are identical amounts of energy?

1kJ and 1 kcal

1kJ and 239 cal

1kJ and 1 Cal

4.184 J and 1 kcal

## 1 Expert Answer

J.R. S. answered • 03/02/20

Ph.D. University Professor with 10+ years Tutoring Experience

The relationship between joules (J) and calories (cal) is that 1 cal = 4.184 J

Also, 1 Cal (cap. C) is 1 kilocalories = 1000 cal

So, the identical amounts of energy would be

**1 kJ and 239 cal** because 1kJ is 1000 J and 1cal is 4.184 J. So... 1000 J x 1 cal/4.184 J = 239 cal

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Eli T.

03/02/20