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[–] 6 points 2 years ago* (1 child)

I like beeing pedantic. Please proceeed.

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  • [–] 7 points 2 years ago* (1 child)

    A calorie is not a metric unit but the joule is, 1 calorie is approximately 4.2 joule. A gram of hydrogen does not exactly have 1 mole of particles. The historical definition for the mole was the count of atoms in 12 grams of the ¹²C carbon isotope, which is slightly different.

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  • [–] 3 points 2 years ago

    The historical definition for a mole is a little underground mammal. Then you science geeks decided to just screw it all up because you couldn't be bothered to make your own word. A molar's a mole tooth, dangert!

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