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Collision frequency describes the rate of collisions between two atomic or molecular species in a given volume, per unit time. In an ideal gas, assuming that the species behave like hard spheres, the collision frequency between entities of species A and species B is: SI unit of Z is the volumetric collision rate (unit m3⋅s−1). where:

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  • Frecuencia de colisión (es)
  • Collision frequency (en)
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  • Collision frequency describes the rate of collisions between two atomic or molecular species in a given volume, per unit time. In an ideal gas, assuming that the species behave like hard spheres, the collision frequency between entities of species A and species B is: SI unit of Z is the volumetric collision rate (unit m3⋅s−1). where: (en)
  • La Frecuencia de Colisión representa el número de colisiones entre átomos o moléculas de dos especies distintas en un volumen dado por unidad de tiempo. En un gas ideal, suponiendo que los átomos o moléculas se comportan como esferas duras, la frecuencia de colisión entre A y B es: ​ donde: La unidad SI de Z es (es)
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  • Collision frequency describes the rate of collisions between two atomic or molecular species in a given volume, per unit time. In an ideal gas, assuming that the species behave like hard spheres, the collision frequency between entities of species A and species B is: SI unit of Z is the volumetric collision rate (unit m3⋅s−1). where: * is the number of A molecules in the gas, * is the number of B molecules in the gas, * is the collision cross section (unit m2), the area when two molecules collide with each other, simplified to , where the radius of A and the radius of B. * is the Boltzmann constant (unit m2⋅kg⋅s−2⋅K−1), * is the temperature (unit K), * is the reduced mass of the reactants A and B, (unit kg) (en)
  • La Frecuencia de Colisión representa el número de colisiones entre átomos o moléculas de dos especies distintas en un volumen dado por unidad de tiempo. En un gas ideal, suponiendo que los átomos o moléculas se comportan como esferas duras, la frecuencia de colisión entre A y B es: ​ donde: * es el número de moléculas de A en el gas, * es el número de moléculas de B en el gas, * es la sección transversal de la colisión (en ), el área en que las dos moléculas chocan entre sí. Puede expresarse en forma simplificada como , donde es el radio de A y el radio de B. * es la constante de Boltzmann (en ) * es la temperatura (en ), * es la masa reducida de los reactivos A y B, (en ) La unidad SI de Z es (es)
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