2 ms·
> which is obviously too little To fill in the detail: Carbon-14 has an abundance of about 1 part in 10^12, and one gram of carbon contain about 10^23 carbon a
by jessriedel 9y ago
> which is obviously too little
To fill in the detail: Carbon-14 has an abundance of about 1 part in 10^12, and one gram of carbon contain about 10^23 carbon atoms, so about 10^11 C-14 atoms. Every single C-14 atom will have decayed in about 200k years.