a chemical

См. также в других словарях:

• Chemical potential — Chemical potential, symbolized by μ, is a measure first described by the American engineer, chemist and mathematical physicist Josiah Willard Gibbs. It is the potential that a substance has to produce in order to alter a system.[1] In broadest… …   Wikipedia

• Chemical engineer — Chemical engineers design, construct and operate plants Part of Chemical engineering History …   Wikipedia

• Chemical biology — is a scientific discipline spanning the fields of chemistry and biology that involves the application of chemical techniques and tools, often compounds produced through synthetic chemistry, to the study and manipulation of biological systems.… …   Wikipedia

• Chemical substance — Chemical redirects here. For other uses, see Chemical (disambiguation). Steam and liquid water are two different forms of the same chemical substance, water. In chemistry, a chemical substance is a form of matter that has constant chemical… …   Wikipedia

• Chemical weapon — Chemical weapons Pallets of 155 mm artillery shells containing HD (distilled sulfur mustard agent) at Pueblo Depot Activity (PUDA) chemical weapons storage facility. Blister Agents: (Vesicants) …   Wikipedia

• Chemical thermodynamics — is the study of the interrelation of heat and work with chemical reactions or with physical changes of state within the confines of the laws of thermodynamics. Chemical thermodynamics involves not only laboratory measurements of various… …   Wikipedia

• Chemical Weapons Convention — Convention on the Prohibition of the Development, Production, Stockpiling and Use of Chemical Weapons and on their Destruction Drafted September 3, 1992[1] Signed January 13, 1993[1] Location Paris and New York[ …   Wikipedia

• Chemical imaging — (as quantitative chemical mapping) is the analytical capability to create a visual image of components distribution from simultaneous measurement of spectra and spatial, time informations.[1][2] The main idea for chemical imaging, the analyst may …   Wikipedia

• Chemical Abstracts Service — Formation 1907 Headquarters Columbus, Ohio Location United States Official languages English President Robert J. Massie …   Wikipedia

• chemical engineering — chemical engineer. the science or profession of applying chemistry to industrial processes. [1900 05] * * * Academic discipline and industrial activity concerned with developing processes and designing and operating plants to change materials… …   Universalium

• Chemical castration — is the administration of medication designed to reduce libido and sexual activity, usually in the hope of preventing rapists, child molesters and other sex offenders from repeating their crimes. Unlike surgical castration, where the testicles or… …   Wikipedia