Question

carbon atom used to find out relative mass of an atom. explain​

Answer 1

Answer:

Atomic mass is based on a relative scale and the mass of 12C (carbon twelve) is defined as 12 amu; so, this is an exact number. ... Each carbon atom has the same number of protons and electrons, 6. 12C has 6 neutrons, 13C has 7 neutrons, and 14C has 8 neutrons and so on.

Explanation:

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