Question

Define atomic mass unit ???

Answer 1

Atomic Mass Unit (AMU) is used to express atomic and molecular weights or the mass of atomic and subatomic particles and equal to 1/12 the mass of the carbon-12 atom. It is also called Dalton.

Answer 2

Hello Deepu,

Atomic mass unit is defined as the mass of an atom which is equal to the one-twelfth of the mass of carbon -12.

hope it helps u..........