Respuesta :
Answer:
radioactive
Explanation:
becasue i said so. Periodt
Answer:
An unstable isotope emits some kind of radiation, that is it is radioactive.
Explanation:
Answer:
radioactive
Explanation:
becasue i said so. Periodt
Answer:
An unstable isotope emits some kind of radiation, that is it is radioactive.
Explanation: