Question

one u stands for the mass of

Answer 1

The unified atomic mass unit or dalton (symbol: u, or Da) is a standard unit ofmass that quantifies mass on an atomic or molecular scale (atomicmass). One unified atomic mass unit is approximately the mass of onenucleon (either a single proton or neutron) and is numerically equivalent to 1 g/mol.

Answer 2

Answer:

one 'u' stands for the mass of

ans:-1/12th of carbon-12