Relative atomic mass and isotopes Flashcards
1
Q
What is relative atomic mass?
A
the ratio of the average mass of the atom to 1/12 the mass of a carbon-12 atom
2
Q
What is an isotope?
A
an atom of an element with the same number of protons but different number of neutrons
3
Q
Difference in isotope properties?
A
similar chemical properties: same electrons
different physical properties: different neutrons
