What is the mass of PROTON , ELECTRON and NEUTRON in atomic mass unit (amu) ?

Please solve the quesry as soon as possible .

Thank You .

One a.m.u. represents the average mass of a nucleon and is represented by u.
In terms of this unit :
mass of an electron = 0.0055 u
mass of  a proton = 1.0073 u
mass of  a neutron = 1.0086 u

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