quectogram
An SI unit of mass equal to 10⁻³⁰ grams. Symbol: qg
Noun
- An SI unit of mass equal to 10⁻³⁰ grams. Symbol: qg
- The arrival of the new prefixes means the Earth can now be said to weigh six ronnagrams, and Jupiter about two quettagrams. An electron weighs about a rontogram, and a single bit of data stored on a mobile phone adds...
Origin
From quecto- + gram.