• @acetanilide
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      26 months ago

      Wait. They redefined it in 2019 but I thought that “new” way was what I did in school 🤔

      • @marcos
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        56 months ago

        They changed the definition, the value is the same (within the error of the best available measurement of the time).

    • @DontRedditMyLemmy
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      16 months ago

      Isn’t it the number of atoms of ANY element for it’s element in number of grams?