Question

define one atomic mass unit what is its value in kilogram​

Answer 1

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. ... 1 AMU = Average of the proton rest mass and the neutron rest mass. 1 AMU = 1.67377 x 10 -27 kilogram or 1.67377 x 10 -24 gram.

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Answer 2

Answer:

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. ... 1 AMU = Average of the proton rest mass and the neutron rest mass. 1 AMU = 1.67377 x 10 -27 kilogram or 1.67377 x 10 -24 gram.