In general, curve ADC would not be symmetrical because the slope for the reactants would differ from the slope for the products. |
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When bonds are broken in a chemical reaction, the reactants involved are colliding with enough kinetic energy to break the atoms apart. |
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The rate of chemical reactions often depends on the concentration of the reactants involved. |
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Countless industrial processes use acids and bases as reactants or catalysts to make a variety of consumer goods. |
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If some of the components of this system chemically react with each other then the inert substance dispersing the reactants is the inert solvent. |
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Heterogeneous catalysts are materials that increase the rate of a reaction, but are not in the same phase as the reactants. |
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The energy involved in a chemical reaction can be related to the differences in energy between the reactants and products. |
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It does not obey the law of conservation of mass since the reactants and products have different compositions of elements. |
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A balanced chemical equation shows the quantitative relationship between reactants and products in a chemical reaction. |
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In these types of reactions the reactants form intermediates which have electrons in an excited state. |
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The addition signs represent the interaction of the reactants and are used to separate and list the products formed. |
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During the combustion synthesis reaction, there is a change in volume between the initial reactants and the synthesized products. |
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A number of acute-phase reactants protect against tissue injury in response to heat stress. |
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The rate constants of protonation of these reactants had been measured previously by manual analysis and their pK values are directly measured. |
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The change in heat content of the products relative to the reactants in a chemical reaction is known as the change in enthalpy. |
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The reactants and the catalyst remained in the heptane layer, which was recycled by adding additional acylating agent and fresh aqueous ethanol. |
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The present invention relates to a method for preparing substituted tetrazoles, compounds obtained according to this method, new reactants and new tetrazole derivatives. |
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A combustion reaction started by a spark or other local heat source in a quiescent fuel-air mixture will propagate into the reactants as a laminar flame. |
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Primary cells, which transform chemical energy to electrical energy, have a finite supply of reactants that eventually become exhausted. |
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To orchestrate the reaction, the researchers direct a flow of the reactants continuously over a silica gel impregnated with a light-sensitive catalyst. |
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In 1933, while researching the effects of high pressure on chemical reactants, a fellow scientist managed to produce a waxy solid from ethylene and benzaldehyde. |
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Potassium persulphate initiated the grafting and copolymerization reactions between reactants. |
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Hydrolysis, in chemistry and physiology, a double decomposition reaction with water as one of the reactants. |
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Simple examples of dissipative structures include the flames of candles and Bunsen burners, for which the flows of reactants and energy out of the system are quite apparent. |
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Heterogeneous catalysis, in which the catalyst and reactants occupy separate phases, is something of a black art when compared with homogeneous catalysis. |
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One area where ionic liquids promise to make a big impact is in homogeneous catalysis, where the catalyst is typically dissolved in solution along with the reactants. |
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The hot gas breaks up the reactants into atoms of carbon, hydrogen, silicon and oxygen. |
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The process continues until the circuit is interrupted or one of the reactants is exhausted. |
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This requires the production and heating of the gaseous reactants to the high temperature state known as the plasma state. |
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The main source of reactants is fresh combustion air, which is high in oxygen. |
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This reaction is not radioactive: neither the reactants nor the products are radioactive, there is no neutrons emitted and the product is helium. |
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A chemical reaction is usually represented by an arrow connecting reactants to products. |
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In a chemical reaction bonds are broken within the reactants, and at the same time, bonds are formed to produce products. |
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The new procedure strongly improves the mixing of the reactants, which subsequently triggers a better and faster reaction. |
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Write a statement describing the effect of concentration of reactants on the equilibrium you have studied. |
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The nature of the reaction is determined by the concentration, the temperature and the individual chemical properties of the reactants. |
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The rate of reaction can be defined as the rate at which products are formed or reactants are used up. |
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As the ratio of reactants added changes so does the amount of product, i.e barium chromate, which forms and precipitates. |
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Was energy absorbed or released by the reactants as this reaction took place? |
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The coefficients in a balanced chemical equation define the mole ratio between all of the reactants and products, and are the centerpiece of a stoichiometry problem. |
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The law of conservation of mass states that mass is neither created nor destroyed. In a closed system, mass of reactants is equal to mass of products. |
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During a chemical transformation atoms from reactants combines to form products as a result total mass doesn't change. This the law of conservation of mass. |
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The reactants other than water, and the products of hydrolysis, may be neutral molecules as in most hydrolyses involving organic compounds or ionic molecules, as in hydrolyses of salts, acids, and bases. |
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Different volume ratios of reactants result in different amounts of products being formed, and therefore the temperature change must be different. |
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Gaseous reactants are decomposed or combined in the vicinity of a substrate resulting in the deposition of the desired elemental, alloy or compound material on the substrate. |
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Isotopes of an element may have slightly different equilibrium constants for a particular chemical reaction, so that slightly different amounts of reaction products are made from reactants containing different isotopes. |
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In the first step, we produced the appropriate reactants including solid iodine and cetyl trimethyl ammonium iodide. |
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Alternatively, water may be disinfected with oxidative reactants other than chlorine. |
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Nevertheless, we know that the combustion efficiencies remain high in this regime as well due largely to the very powerful bouyant engulfment mechanism of air induction and the overwhelming reactivity of the reactants. |
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Tolylene 2,4-diisocyanate and bisphenol A will be used as reactants to produce novel epoxy-layered silicate nanocomposites. |
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All reactants were thermally equilibrated for ca 15 min. in an automatic circulation thermostat, thoroughly mixed and quickly transferred to an absorption cell. |
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In other instances, the preferred name may identify a predominant component or components of its composition, an immediate precursor or precursors, and other reactants by specific chemical name. |
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On this scale, the reactants and products may be on the picogram to femtogram scale. |
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Heteropolymolybdates and heteropolytungstates are always prepared in solution, usually after acidifying and heating the theoretical amounts of reactants. |
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Methods of contacting the solid feed and the gaseous reactants in a gasifier are of four main types: fixed bed, fluidized bed, entrained flow, and molten bath. |
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Where possible you should prepare a premix containing the common reactants for all the PCRs you are setting up. |
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Minor manifestations include arthralgia, fever, elevated acute phase reactants in blood, and a prolonged PR interval on electrocardiography. |
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Forming aramid copolymers is difficult because of the very different reactivity ratios of the reactants. |
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Energy was released by the reactants as the reaction occurred. |
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Rapid shaking of the vessel causes these balls to grind one or more of the reactants into powder. |
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In any physical interaction or chemical reaction, that law still holds: the total mass of all products of any reaction must be equal to the total mass of any reactants with which that reaction began. |
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The heat of reaction has been calculated from the difference between the heat of formation of the products and that of the reactants at reaction temperatures. |
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Among these reactive groups, the chloromethyl one is especially useful, because it can be readily modified by a substitution reaction with various nucleophilic reactants. |
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This method is based on the standards of green chemistry due to the use of biological and green reactants instead of toxic chemicals and contaminants. |
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The degree of hyponatremia seems to be associated with acute phase reactants including leucocytes count, the percentage of neutrophils and CRP levels. |
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In a third aspect, this inventions features a method for concentrating and reacting analytes or reactants at any specific micro-location on the device. |
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Although it was not used previously for aminoglycolysis of PET, it has been among the patented reactants for depolymerising polyurethane wastes recently. |
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