Mass-energy equivalence where's the arbitrary constant?

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Thread starter hatsoff
Start date Oct 31, 2008
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Constant Equivalence Mass-energy equivalence

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hatsoff

Thread starter
Oct 31, 2008

I'm curious about the famous formula, [tex]e=mc^2[/tex] . Since mass can be measured in any of several unit systems, shouldn't the formula read [tex]e\propto mc^2[/tex] ?

Thanks!

Last edited: Oct 31, 2008

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russ_watters

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Oct 31, 2008

No, you just need to keep the units consistent throughout the equation.

Mass-energy equivalence where's the arbitrary constant?

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Mass-energy equivalence where's the arbitrary constant?

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