Questions LLC
Login
or
Sign Up
Ask a New Question
Relationship between Atomic Mass and Atomic Number
Questions (1)
Atom X has atomic mass (A) = 40 and atomic number (Z) = 20. Atom Y has A = 42 and Z = 20. How are these two atoms related?
3 answers
asked by
bob
990 views
Parent Categories (1)
Atomic Structure