4 ms·
>The majority of the naturally occurring chemical elements, i.e. about three quarters of them, are non-radioactive. Huh? Care to name 5 non-radioactive elemen
by hcknwscommenter 4y ago
>The majority of the naturally occurring chemical elements, i.e. about three quarters of them, are non-radioactive.
Huh? Care to name 5 non-radioactive elements according to your definition?