Phosphoric
111Thermometric titration — titration systems have pre dominated in this area since the 1970 s. With the advent of cheap computers able to handle the powerful thermometric titration software, development has now reached the stage where easy to use automated thermometric… …
112Mangalore Chemicals & Fertilizers — Limited Type Public Limited Industry Fertilizers and Chemicals Founded 1974 Headquarters …
113Abiogenesis — Primordial soup redirects here. For the board game, see Primordial Soup (board game). Origin of life redirects here. For views on the origins of life outside the natural sciences, see Creation myth. Pre Cambrian stromatolites in the Siyeh… …
114Acide phosphorique — Structure de l acide phosphorique …
115Pila de combustible — Saltar a navegación, búsqueda Pila de hidrógeno. La celda en sí es la estructura cúbica del centro de la imagen. Una pila de combustible, también llamada célula o celda de combustible es un dispositivo electroquímico de conversión de energía… …
116fuel cell — a device that produces a continuous electric current directly from the oxidation of a fuel, as that of hydrogen by oxygen. [1920 25] * * * Device that converts chemical energy of a fuel directly into electricity (see electrochemistry). Fuel cells …
117metaphosphoric acid — /met euh fos fawr ik, for /, Chem. an acid, HPO3, derived from phosphorous pentoxide, and containing the smallest amount of water of the phosphoric acids. Cf. phosphoric acid. [1825 35; META + PHOSPHORIC] * * * …
118phosphorus — /fos feuhr euhs/, n., pl. phosphori / feuh ruy /. 1. Chem. a solid, nonmetallic element existing in at least three allotropic forms, one that is yellow, poisonous, flammable, and luminous in the dark, one that is red, less poisonous, and less… …
119Phosphorus — /fos feuhr euhs/, n. Phosphor. * * * Nonmetallic chemical element, chemical symbol P, atomic number 15. The ordinary allotrope, called white phosphorus, is a poisonous, colourless, semitransparent, soft, waxy solid that glows in the dark (see… …
120acid–base reaction — ▪ chemistry Introduction a type of chemical process typified by the exchange of one or more hydrogen ions, H+, between species that may be neutral (molecules, such as water, H2O; or acetic acid, CH3CO2H) or electrically charged (ions, such… …
