reaction principle

принцип реактивного движения

English-Russian arms dictionary. 2013.

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  • Principle of maximum work — In the history of science, the principle of maximum work was a postulate concerning the relationship between chemical reactions, heat evolution, and the potential work produced there from. The principle was developed in approximate form in 1875… …   Wikipedia

  • reaction mechanism — Introduction       in chemical reactions (chemical reaction), the detailed processes by which chemical substances are transformed into other substances. The reactions themselves may involve the interactions of atoms (atom), molecules (molecule),… …   Universalium

  • Reaction quotient — In chemistry, reaction quotient is a quantitative measure of the extent of reaction, the relative proportion of products and reactants present in the reaction mixture at some instant of time. For a chemical mixture with certain initial… …   Wikipedia

  • reaction engine — An engine that works on the principle of Newton’s third law of motion: To every action, there is an equal and opposite reaction. All aerospace propulsions are based on this principle. Principle of reaction engine …   Aviation dictionary

  • Principle of minimum energy — The principle of minimum energy is essentially a restatement of the second law of thermodynamics. It states that for a closed system, with constant external parameters and entropy, the internal energy will decrease and approach a minimum value at …   Wikipedia

  • Reaction rate constant — In chemical kinetics a reaction rate constant k or λ quantifies the speed of a chemical reaction.[1] For a chemical reaction where substance A and B are reacting to produce C, the reaction rate has the form: Reaction: A + B → C k(T) is the… …   Wikipedia

  • reaction, heat of — Amount of heat that must be added or removed during a chemical reaction to keep all substances involved at the same temperature. If it is positive (heat must be added), the reaction is endothermic; if it is negative (heat is given off), the… …   Universalium

  • Reaction to the 1963 South Vietnamese coup — The reaction to the 1963 South Vietnamese coup that saw the arrest and assassination of Ngo Dinh Diem was mixed. Communist reaction The coup was immediately denounced by the Soviet Union and the People’s Republic of China, asserting that the coup …   Wikipedia

  • Reaction engine — A reaction engine is an engine which provides propulsion by expelling reaction mass, in accordance with Newton s third law of motion. This law of motion is most commonly paraphrased as: For every action force there is an equal, but opposite,… …   Wikipedia

  • Réaction en chaîne par polymérase en temps réel — PCR en temps réel Sommaire 1 Définition 2 Historique 3 Pourquoi quantifier en nombre de cycles? 4 Gamme d étalonnage …   Wikipédia en Français

  • Principle of least motion — In organic chemistry, the principle of least motion is the hypothesis that when multiple species with different nuclear structures could theoretically form as products of a given chemical reaction, the more likely to form tends to be the one… …   Wikipedia

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