mean molecule

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• mean free path — noun : the average distance traversed between collisions by particles (as molecules of a gas or free electrons in metal) in a system of agitated particles called also free path * * * Physics, Chem. (in a collection of moving particles)the average …   Useful english dictionary

• Mean free path — In physics, the mean free path is the average distance covered by a moving particle (such as an atom, a molecule, a photon) between successive impacts (collisions) [1] which modify its direction or energy or other particle properties. Contents 1… …   Wikipedia

• mean free path — Physics, Chem. (in a collection of moving particles)the average distance that a particle travels between successive collisions with other particles. * * * ▪ physics       average distance an object will move between collisions. The actual… …   Universalium

• Mean free time — Molecules in a fluid constantly collide off each other. The mean free time of a molecule in a fluid is the average time between collisions. The mean free path of the molecule is the product of the average speed and the mean free time. These… …   Wikipedia

• mean — 1. v.tr. (past and past part. meant) 1 a (often foll. by to + infin.) have as one s purpose or intention; have in mind (they really mean mischief; I didn t mean to break it). b (foll. by by) have as a motive in explanation (what do you mean by… …   Useful english dictionary

• mean free path — noun 1. the average distance travelled by a particle, atom, or molecule between collisions with other particles. 2. the average distance travelled by a soundwave between successive reflections …  

• Water (molecule) — Chembox new Name = Water (H2O) ImageFileL1 = Water 2D labelled.png ImageSizeL1 = 120px ImageNameL1 = The water molecule has this basic geometric structure ImageFileR1 = Water molecule 3D.svg ImageSizeR1 = 100px ImageNameR1 = Space filling model… …   Wikipedia

• Single molecule electronics — is a branch of molecular electronics that uses single molecules as electronic components. Because single molecules constitute the smallest stable structures imaginable this miniaturization is the ultimate goal for shrinking electrical circuits.… …   Wikipedia

• Hypervalent molecule — A hypervalent molecule is a molecule that contains one or more main group elements formally bearing more than eight electrons in their valence shells. Phosphorus pentachloride (PCl5), sulfur hexafluoride (SF6), the phosphate (PO43−) ion, chlorine …   Wikipedia

• cell adhesion molecule — Although this could mean any molecule involved in cellular adhesive phenomena, it has acquired a more restricted sense, namely a molecule on the surface of animal tissue cells, antibodies (or Fab fragments) against which specifically inhibit some …   Dictionary of molecular biology

• Root mean square speed — is the measure of the speed of particles in a gas that is most convenient for problem solving within the kinetic theory of gases. It is given by the formula:v {rms} = sqrt 3RT}over{M mwhere vrms is the root mean square speed, Mm is the molar mass …   Wikipedia