Question

define 1 amu
for class 10th ​

Answer 1

Answer:

An atomic unit of mass is defined as accurately 1/12 the mass of a carbon-12 atom. The carbon-12 atom has six neutrons and six protons in its nucleus. The atomic unit mass is symbolized as AMU or amu. 1 AMU = Average of the proton rest mass and the neutron rest mass.

Answer 2

one atomic mass unit is defined as a mass exactly equal to one twelfth of the mads of one carbon- 12 atom.

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