Input interpretation
magnesium americium | atomic mass
Results
magnesium | 24.305 u (unified atomic mass units) americium | 243 u (unified atomic mass units)
americium | atomic mass | 243 u (unified atomic mass units) (atomic mass number given for longest-lived isotope)
Relative values
| visual | ratios | | comparisons magnesium | | 0.1 | 1 | 90% smaller americium | | 1 | 10 | 900% larger