Express unified atomic mass unit in .
Step 1: Number of Carbon atoms in one mole Carbon
The molecular mass of the carbon is
Avogadro's number ' ' is the number of atoms in one mole of any substance.
The number of atoms present in of Carbon is .
Step 2: Mass of one Carbon atom
To find the mass of one carbon atom, divide the Molecular mass of carbon by the total number of atoms present.
Step 3: Unified atomic mass
The mass of a Carbon atom is equal to one unified atomic mass unit.
To convert 'gram' into 'kilogram' multiply it with.
That is,
Therefore, the Unified atomic mass unit in is .