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    Chemistry The Molecular Nature
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    Exam 1: Keys to the Study of Chemistry
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    The SI Unit of Energy Is the Joule, J
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The SI Unit of Energy Is the Joule, J

Question 57

Question 57

Short Answer

The SI unit of energy is the joule, J. 1 J = 1 kgm2/s2. Another energy unit, the erg, was once in widespread use. 1 erg = 1 gcm2/s2. Calculate the number of ergs in 1 J, showing all your work.

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