- 行业: Printing & publishing
- Number of terms: 178089
- Number of blossaries: 0
- Company Profile:
McGraw Hill Financial, Inc. is an American publicly traded corporation headquartered in Rockefeller Center in New York City. Its primary areas of business are financial, publishing, and business services.
Er<sub>2</sub> (SO<sub>4</sub>)<sub>3</sub>_8H<sub>2</sub>O Red crystals that are soluble in water.
Industry:Chemistry
NOx Chemical compounds of nitrogen and oxygen; produced primarily from the combustion of fossil fuels, they contribute to the formation of ground-level ozone.
Industry:Chemistry
Na<sub>2</sub> SeO<sub>4</sub>_10H<sub>2</sub>O White, poisonous, water-soluble crystals; used as an insecticide.
Industry:Chemistry
A reaction in which ammonia is added to other molecules or ions by covalent bond formation utilizing the unshared pair of electrons on the nitrogen atom, or through ion-dipole electrostatic interactions.
Industry:Chemistry
Any of the compounds of the element europium and the halogen elements; for example, europium chloride, EuCl<sub>3</sub>_xH<sub>2</sub>O.
Industry:Chemistry
N<sub>2</sub>O<sub>5</sub> Colorless crystals, soluble in water (forms HNO<sub>3</sub>); decomposes at 46_C. Also known as nitrogen acid anhydride.
Industry:Chemistry
Na<sub>2</sub> SeO<sub>3</sub>_5H<sub>2</sub>O White, water-soluble crystals; used in glass manufacture, as a bacteriological reagent, and for decorating porcelain.
Industry:Chemistry
NH<sub>3</sub> A colorless gaseous alkaline compound that is very soluble in water, has a characteristic pungent odor, is lighter than air, and is formed as a result of the decomposition of most nitrogenous organic material; used as a fertilizer and as a chemical intermediate.
Industry:Chemistry
Eu<sub>2</sub>O<sub>3</sub> A white powder, insoluble in water; used in redand infrared-sensitive phosphors.
Industry:Chemistry
Mixture used to neutralize super-phosphate in fertilizer manufacture; consists of 60% ammonium nitrate, and the balance a 50% aqua ammonia solution.
Industry:Chemistry
