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3 August, 06:40

The joule is an SI unit of energy that is equal to 1 kg•m2/s2. The erg is a different unit of energy that is equal to 1 g•cm2/s2. How many ergs are in one joule? Use dimensional analysis to solve this problem.

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  1. 3 August, 08:57
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    The answer to your question is: 1 J = 10, 000, 000 ergs

    Explanation:

    (1 kgm²/s²) (1000 g / 1 kg) = 1000 gm²/s²

    (1000 gm²/s²) (100 cm/1 m) = 1 00 000 gmcm/s²

    1 00 000 gmcm/s² (100 cm / 1m) = 10 000 000 gcm²/s²

    = 10 000 000 ergs
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