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Click symbol for equation kilogram-atomic mass unit relationship  Numerical value  6.022 140 7537 x 1026 u  Standard uncertainty  0.000 000 0019 x 1026 u   Relative standard uncertainty  3.1 x 10-10  Concise form  6.022 140 7537(19) x 1026 u       Click here for correlation coefficient of this constant with other constants Source: 2022 CODATA      recommended values  Definition of uncertainty       Correlation coefficient with any other constant