I unified atomic mass unit is equivalent to 931.2 MeV of energy. What is the meaning of this equivalence ?

One atom mass unit (amu) is equivalent to

One atomic mass unit is equivalent to …………. Energy

The mass equivalent of 931 MeV energy is.

Mass of a proton or a neutron is approximately 939 MeV, but unified atomic mass unit is approximately 931 MeV. What is the reason of this difference ?

Express unified atomic mass unit in kg.

Express unified atomic mass unit in kg.

Express unified atomic mass unit in kg.

Express unified atomic mass unit in kg.

Express unified atomic mass unit in kg.