I'm not sure if this question fits Biology, but here we go: Explain why atoms have different isotopes. In other words, how is it that helium can exist in three different forms?

Question

anonymous · Answer

Nope thats is chem , it is because they have differing numbers of neutrons grasshopper

anonymous · Answer

I suppose it would be helpfull to your understanding to know why , allaways best to know the  why ?

They exisit with thoose differet numbers of nuetrons is because of radio active decay , 2 types there are alpha and beta  ,

anonymous · Answer

I suppose it would be helpfull to your understanding to know why , allways best to know the  why grasshopper .

They exisit with thoose differet numbers of nuetrons because of radio active decay 2 types there are alpha and beta  ,