WHAT ARE RADIOISOTOPES ? Many of the chemical elements have a number of isotopes. The isotopes of an element have the same number of protons in their atoms (atomic number) but different masses due to different numbers of neutrons. In an atom in the neutral state, the number of external electrons also equals the atomic number.
Bogota. Colombia's capital of Bogota is in the central part of the country. The city is situated in the Andes mountain chain and is surrounded by five rivers, including the Bogota River.Bogota is considered the educational and cultural center of Colombia.olombia's capital of Bogota is in the central part of the country. The city is situated in the Andes mountain chain and is surrounded by five rivers, including the Bogota River.
History: Colombia is a country that straddles both the Pacific and the Caribbean, so itâs not surprising that Colombian music reflects a wealth of musical influences that have given birth to a dynamic musical environment.