1. The problem statement, all variables and given/known data A part of one of my physics problems wants me to find the mass of iron. The atomic mass is 56 g/mol. How do you find the mass of iron?? 2. Relevant equations Avagadros # = 6.022E23 3. The attempt at a solution I really am not sure how to solve, although it must be a simple equation. I just suck at chemistry.