Isotopes of oxygen — Late in a massive star s life, 16O concentrates in the O shell, 17O in the H shell and 18O in the He shell There are three stable isotopes of oxygen that lead to oxygen (O) having a standard atomic mass of 15.9994(3) u. 17 radioactive isotopes… … Wikipedia
mélange d’isotopes — izotopų mišinys statusas T sritis fizika atitikmenys: angl. mixture of isotopes vok. Isotopengemisch, n rus. смесь изотопов, f pranc. mélange d’isotopes, m … Fizikos terminų žodynas
List of fictional elements, materials, isotopes and atomic particles — This list contains chemical elements, materials, isotopes or (sub)atomic particle that exist primarily in works of fiction (usually fantasy or science fiction). No actual periodic elements end in ite , though many minerals have names with this… … Wikipedia
Atomic number — See also: List of elements by atomic number An explanation of the superscripts and subscripts seen in atomic number notation. In chemistry and physics, the atomic number (also known as the proton number) is the number of protons found in the… … Wikipedia
Molecular mass — This article is about the mass of a single molecule. For the mass of a substance commonly used in basic stoichiometric calculations, see Molar mass. Assuming hydrogen and oxygen are standard weights in this image (as opposed to deuterium oxide)… … Wikipedia
Tantalum — (pronEng|ˈtæntələm) (formerly tantalium IPA|/tænˈtæliəm/) is a chemical element with the symbol Ta and atomic number 73. A rare, hard, blue grey, lustrous, transition metal, tantalum is highly corrosion resistant and occurs naturally in the… … Wikipedia
CANDU reactor — The CANDU reactor is a Canadian invented, pressurized heavy water reactor developed initially in the late 1950s and 1960s by a partnership between Atomic Energy of Canada Limited (AECL), the Hydro Electric Power Commission of Ontario (now known… … Wikipedia
Isotopengemisch — izotopų mišinys statusas T sritis fizika atitikmenys: angl. mixture of isotopes vok. Isotopengemisch, n rus. смесь изотопов, f pranc. mélange d’isotopes, m … Fizikos terminų žodynas
izotopų mišinys — statusas T sritis fizika atitikmenys: angl. mixture of isotopes vok. Isotopengemisch, n rus. смесь изотопов, f pranc. mélange d’isotopes, m … Fizikos terminų žodynas
смесь изотопов — izotopų mišinys statusas T sritis fizika atitikmenys: angl. mixture of isotopes vok. Isotopengemisch, n rus. смесь изотопов, f pranc. mélange d’isotopes, m … Fizikos terminų žodynas