; The natural abundance of deuterium in the ocean is approximately 156.25 ppm, which is one atom in 6,400 of hydrogen. An isotope is a variant of a particular chemical element that has the same number of protons, but differs in neutron number (and consequently in mass number). Deuterium Facts . We apologize for any inconvenience this outage may cause. The atom is known as deuterium and its nucleus is known as deuteron. The mass of this nucleus is approximately equal to 2.013 u. Simply use the molar mass of deuterium, 2.0*g*mol^-1 For deuterium oxide, ""^2H_2O, D_2O, simply add up the molar masses of each element: (2xx2.014+15.999)*g*mol^-1 ~= 20.0*g*mol^-1. Deuterium Oxide is a stable, non-radioactive isotopic form of water, containing 2 atoms of deuterium (D) and one atom of oxygen (2D2O), with DNA-labeling activity. The molar mass of D 2 O is about 20 g/mol whereas the molar mass of H 2 O is 18 g/mol. NOTICE: Due to scheduled maintenance at our Gaithersburg facility, this site will not be available from 7:00 pm until midnight EST on Monday December 28. The nucleus of deuterium is called deuteron. Heavy water is used as a source of deuterium for synthesis reactions in organic chemistry. Deuterium is abundantly available in the oceans, one deuterium atom is found per 6420 atoms of hydrogen. This interval corresponds to midnight to until 5:00 am UTC on Tuesday December 29. The chemical symbol for deuterium is D. Sometimes the symbol 2 H is used. Deuterium oxide is relatively cheap, certainly it is cheap as deuterated solvents go. So the amount of energy released for every pair of deuterium atoms or nuclei is going to be 2 times the mass of deuterium minus the mass of helium-3 minus the mass of a neutron times c squared. Upon ingestion of deuterium oxide, 2H is incorporated into the deoxyribose moiety of DNA of newly divided cells. It is denoted by D or 2 H and is called Hydrogen-2. One mole of Deuterium oxide will yield two Deuterium ions or one Deuterium gas molecule. non radioactive) isotope of the element hydrogen. Computing molecular weight (molecular mass) To calculate molecular weight of a chemical compound enter it's formula, specify its isotope mass number after each element in square brackets. It is denoted by symbol D or 2 H or Hydrogen-2. Deuteron Mass and Charge. Deuterium, or “heavy hydrogen”, is … Mass of deuteron is expressed in terms of an atomic mass unit (amu) or electron volts (eV). Mass of deuterium Definitions of molecular mass, molecular weight, molar mass and molar weight Deuterium is a stable atomic particle containing a proton and neutron. What is Deuteron? The deuteron is a stable particle composed of neutron and proton. When obtained as heavy water (image 2), Deuterium gas needs to be produced by electrolysis to make it suitable for feeding into the reactor. Deuterium is a stable (i.e. What is deuterium? 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