3 years ago

In the nucleus with the protons together their sum is the

Chemistry

2 answers:

galina1969 [7]3 years ago

6 0

Answer:

the nucleus is called the mass number and, expressed in amu, is approximately equal to the mass of the atom

Explanation:

netineya [11]3 years ago

3 0

Answer:

AMU or Atomic Mass Unit

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