Input interpretation
copernicium | atomic mass
Result
285 u (unified atomic mass units) (atomic mass number given for longest-lived known isotope)
Unit conversions
285 Da (daltons)
0.285 kDa (kilodaltons)
4.73×10^-22 grams
4.73×10^-25 kg (kilograms)
285 chemical atomic mass units (unit officially deprecated)
285 physical atomic mass units (unit officially deprecated)
Comparison as mass of atom
≈ 1.4 × lead-208 atomic mass ( ≈ 208 u )
Corresponding quantities
Relative atomic mass A_r from A_r = m_aN_A/M_u: | 285
Molar mass M from M = m_aN_A: | 285 g/mol (grams per mole)