Question

what is an carbon -12​

Answer 1

Answer:

Carbon is the chemical backbone of all life on Earth. All of the carbon we currently have on Earth is the same amount we have always had. When new life is formed, carbon forms key molecules like protein and DNA. It's also found in our atmosphere in the form of carbon dioxide or CO2.

Explanation:

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Answer 2

it's a isotope of carbon atom.

The carbon isotope whose nucleus contains six protons and six neutrons. This gives an atomic mass of 12 amu. The nucleus of carbon-12 contains six protons and. six neutrons, resulting in an atomic mass of 12 amu. The nucleus of carbon-13 contains six protons and.