Isotopes Flashcards
(3 cards)
1
Q
Isotopes
A
Same element , different number of neutrons
Same atomic number but different mass number
2
Q
Relative atomic mass (Ar)
A
The average mass of ALL isotopes to make us the element.
How much there is of each isotope
3
Q
Formula of (Ar)
A
Sum of (isotope abundance x isotope mass number) / sum of abundances of all isotopes
