reacting substances

См. также в других словарях:

• catalysis — catalytic /kat l it ik/, adj., n. catalytical, adj. catalytically, adv. /keuh tal euh sis/, n., pl. catalyses / seez /. 1. Chem. the causing or accelerating of a chemical change by the addition of a catalyst. 2. an action between two or more… …   Universalium

• chemical kinetics — Introduction       the branch of physical chemistry (chemistry) that is concerned with understanding the rates of chemical reactions (chemical reaction). It is to be contrasted with thermodynamics, which deals with the direction in which a… …   Universalium

• reaction rate — Speed at which a chemical reaction proceeds, in terms of amount of product formed or amount of reactant consumed per unit of time. The reaction rate depends on the nature of the reacting substances and the type of chemical change, as well as… …   Universalium

• Adiabatic flame temperature — In the study of combustion, there are two types of adiabatic flame temperature depending on how the process is completed: constant volume and constant pressure. The constant volume adiabatic flame temperature is the temperature that results from… …   Wikipedia

• Chemical kinetics — Reaction rate tends to increase with concentration a phenomenon explained by collision theory. Chemical kinetics, also known as reaction kinetics, is the study of rates of chemical processes. Chemical kinetics includes investigations of how… …   Wikipedia

• Hay fever — DiseaseDisorder infobox Name = Hay fever Caption = Pollen grains from a variety of common plants can cause hay fever . DiseasesDB = 31140 ICD10 = ICD10|J|30|1|j|30 ICD9 = ICD9|477 OMIM = 607154 MedlinePlus = 000813 eMedicineSubj = ent… …   Wikipedia

• mass action, law of — Fundamental law of chemical kinetics (the study of rates of chemical reactions), formulated in 1864–79 by the Norwegian scientists Cato M. Guldberg (1836–1902) and Peter Waage (1833–1900). The law states that the reaction rate of any simple… …   Universalium

• law — 1. A principle or rule. 2. A statement of fact detailing a sequence or relation of phenomena that is invariable under given conditions. SEE ALSO: principle, rule, theorem. [A.S. lagu] Alexander l. states that a jerky nystagmus becomes worse when… …   Medical dictionary

• theory — A reasoned explanation of known facts or phenomena that serves as a basis of investigation by which to seek the truth. SEE ALSO: hypothesis, postulate. [G. theoria, a beholding, speculation, t., fr. theoros, a beholder] adsorption t. of narcosis… …   Medical dictionary

• Lewis, Gilbert N. — ▪ American chemist Introduction in full  Gilbert Newton Lewis  born Oct. 23, 1875, Weymouth, Mass., U.S. died March 23, 1946, Berkeley, Calif.       American physical chemist best known for his contributions to chemical thermodynamics, the… …   Universalium

• homogeneous reaction — ▪ chemical reaction       any of a class of chemical reactions that occur in a single phase (gaseous, liquid, or solid), one of two broad classes of reactions homogeneous and heterogeneous based on the physical state of the substances present.… …   Universalium