Which atom is a carbon atom

Carbon is the 6th element.

Explanation:

Carbon is the 6th element. A single carbon atom has 6 electrons, protons, and neutrons (sometimes referred to as carbon 12 because it's atomic mass is equal to 12). All organic matter has a composition of matter and it is a building block of life.

the truman doctrine was an american foreign policy whose stated purpose was to counter soviet geopolitical expansion during the cold war. it was announced to congress by president harry s. truman on march 12, 1947, and further developed on july 12, 1948, when he pledged to contain threats to greece and turkey.