Input interpretation
lanthanum europium | atomic mass
Results
lanthanum | 138.90547 u (unified atomic mass units) europium | 151.964 u (unified atomic mass units)
Relative values
| visual | ratios | | comparisons lanthanum | | 0.914068 | 1 | 8.5932% smaller europium | | 1 | 1.09401 | 9.401% larger