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5 Tips about barium You Can Use Today

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An early design with the atom was developed in 1913 from the Danish scientist Niels Bohr (1885–1962). The Bohr design shows the atom like a central nucleus that contains protons and neutrons, Together with the electrons in round electron shells at unique distances from the nucleus, similar to planets orbiting https://bobbyx975zlx8.like-blogs.com/profile

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