liquid+ammonia
81Azot (Cherkasy) — Azot Public Limited Company Type Public Limited Company Industry Chemical industry Founded 1962 …
82Energy density — For energy density in the sense of energy per unit mass, see specific energy. For energy density of foods, see specific energy. Energy density is a term used for the amount of energy stored in a given system or region of space per unit volume.… …
83Protecting group — A protecting group or protective group is introduced into a molecule by chemical modification of a functional group in order to obtain chemoselectivity in a subsequent chemical reaction. It plays an important role in multistep organic synthesis.… …
84Cluster chemistry — In chemistry, a cluster is an ensemble of bound atoms intermediate in size between a molecule and a bulk solid. Clusters exist of diverse stoichiometries and nuclearities. For example, carbon and boron atoms form fullerene and borane clusters,… …
85Tetrasulfur tetranitride — Tetrasulfur tetranitride …
86Solvated electron — A solvated electron is a free electron in (solvated in) a solution. Solvated electrons are widely occurring and are commonly proposed for reactions that occur in water. Solutions of alkali metals in ammonia are brightly coloured due to the… …
87Lithium amide — Chembox new ImageFile = ImageSize = IUPACName = Lithium amide OtherNames = Lithamide Section1 = Chembox Identifiers CASNo = 7782 89 0 PubChem = SMILES = Section2 = Chembox Properties Formula = LiNH2 MolarMass = 22.96 g/mol Appearance = white… …
88Brønsted–Lowry acid–base theory — In chemistry, the Brønsted–Lowry theory is an acid base theory, proposed independently by Johannes Nicolaus Brønsted and Thomas Martin Lowry in 1923.[1][2] In this system, Brønsted acids and Brønsted bases are defined, by which an acid is a… …
89Ammonium thiocyanate — Ammonium thiocyanate …
90History of perpetual motion machines — The history of perpetual motion machines dates back to the Middle Ages. For millennia, it was not clear whether perpetual motion devices were possible or not, but the development of modern thermodynamics has indicated that they are impossible.… …
