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Hace 1 día · Theory predicts that about 1 neutron remained for every 6 protons, with the ratio falling to 1:7 over time due to neutron decay. This is believed to be correct because, at a later stage, the neutrons and some of the protons fused , leaving hydrogen, a hydrogen isotope called deuterium, helium and other elements, which can be measured.
Hace 1 día · The National Broadcasting Company (NBC) is an American commercial broadcast television and radio network serving as the flagship property of the NBC Entertainment division of NBCUniversal, a subsidiary of Comcast.The headquarters of NBC is in New York City at the Comcast Building.NBC also has offices in Chicago at the NBC Tower.. Founded in 1926 by the Radio Corporation of America, NBC is the ...
