Input interpretation
promethium | atomic mass
Result
145 u (unified atomic mass units)
Unit conversions
145 Da (daltons)
0.145 kDa (kilodaltons)
2.41×10^-22 grams
2.41×10^-25 kg (kilograms)
145 chemical atomic mass units (unit officially deprecated)
145 physical atomic mass units (unit officially deprecated)
Corresponding quantities
Relative atomic mass A_r from A_r = m_aN_A/M_u: | 145
Molar mass M from M = m_aN_A: | 145 g/mol (grams per mole)