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The gas constant is the constant of proportionality that relates the energy scale in physics to the temperature scale and the scale used for amount of substance. Thus, the value of the gas constant ultimately derives from historical decisions and accidents in the setting of units of energy, temperature and amount of substance.
Zinc nitride reacts violently with water to form ammonia and zinc oxide. [3] [4] Zn 3 N 2 + 3 H 2 O → 3 ZnO + 2 NH 3. Zinc nitride reacts with lithium (produced in an electrochemical cell) by insertion. The initial reaction is the irreversible conversion into LiZn in a matrix of beta-Li 3 N. These products then can be converted reversibly and ...
Zinc compounds. Zinc compounds are chemical compounds containing the element zinc which is a member of the group 12 of the periodic table. The oxidation state of zinc in most compounds is the group oxidation state of +2. Zinc may be classified as a post-transition main group element with zinc (II).
Nitride. In chemistry, a nitride is a chemical compound of nitrogen. Nitrides can be inorganic or organic, ionic or covalent. The nitride anion, N 3- ion, is very elusive but compounds of nitride are numerous, although rarely naturally occurring.
Zinc is a chemical element with the symbol Zn and atomic number 30. It is a slightly brittle metal at room temperature and has a shiny-greyish appearance when oxidation is removed. It is the first element in group 12 (IIB) of the periodic table.
Zinc nitrate is an inorganic chemical compound with the formula Zn (NO3)2. This colorless, crystalline salt is highly deliquescent. It is typically encountered as a hexahydrate Zn (NO3)2·6H2O. It is soluble in both water and alcohol.
Chemical potential. In thermodynamics, the chemical potential of a species is the energy that can be absorbed or released due to a change of the particle number of the given species, e.g. in a chemical reaction or phase transition. The chemical potential of a species in a mixture is defined as the rate of change of free energy of a ...
The Loschmidt constant or Loschmidt's number (symbol: n0) is the number of particles (atoms or molecules) of an ideal gas per volume (the number density), and usually quoted at standard temperature and pressure. The 2018 CODATA recommended value [1] is 2.686 780 111... × 1025 m−3 at 0 °C and 1 atm. It is named after the Austrian physicist ...