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molar number

См. также в других словарях:

  • Molar conductivity — is defined as the conductivity of an electrolyte solution divided by the molar concentration of the electrolyte, and so measures the efficiency with which a given electrolyte conducts electricity in solution. Its units are siemens per meter per… …   Wikipedia

  • Molar refractivity — Molar refractivity, A, is a measure of the total polarizability of a mole of a substance and is dependent on the temperature, the index of refraction, and the pressure. The molar refractivity is defined as where is the Avogadro constant and α is… …   Wikipedia

  • Molar solubility — is the number of moles of a substance (the solute) that can be dissolved per liter of solution before the solution becomes saturated. It can be calculated from a substance s Solubility Product constant (Ksp) and Stoichiometry. The units are mol/L …   Wikipedia

  • molar — mo lar (m[=o] l[ e]r or m[=o] l[aum]r), a. [L. moles mass.] (Chem.) Being at a concentration having the designated number of moles (of solute) per liter of solvent; as, an 0.2 molar solution of sodium chloride in water is close to isotonic. [PJC] …   The Collaborative International Dictionary of English

  • Molar mass distribution — In linear polymers the individual polymer chains rarely have exactly the same degree of polymerization and molar mass, and there is always a distribution around an average value. The molar mass distribution (or molecular weight distribution) in a …   Wikipedia

  • Molar concentration — In chemistry, the molar concentration, ci is defined as the amount of a constituent ni divided by the volume of the mixture V [1]: It is also called molarity, amount of substance concentration, amount concentration, substance concentration, or… …   Wikipedia

  • Number density — In physics, astronomy, and chemistry, number density (symbol: n) is an intensive quantity used to describe the degree of concentration of countable objects (particles, molecules, phonons, galaxies, etc.) in the three dimensional physical space.… …   Wikipedia

  • Molar mass — Formula mass redirects here. It is not to be confused with Mass formula. Molar mass, symbol M,[1] is a physical property of a given substance (chemical element or chemical compound), namely its mass per amount of substance.[2] The base SI unit… …   Wikipedia

  • Molar volume — The molar volume, symbol Vm,[1] is the volume occupied by one mole of a substance (chemical element or chemical compound) at a given temperature and pressure. It is equal to the molar mass (M) divided by the mass density (ρ). It has the SI unit… …   Wikipedia

  • Molar absorptivity — The molar absorption coefficient, molar extinction coefficient, or molar absorptivity, is a measurement of how strongly a chemical species absorbs light at a given wavelength. It is an intrinsic property of the species; the actual absorbance, A,… …   Wikipedia

  • Molar — In dentistry, a molar is one of the posterior teeth well adapted to grinding, in keeping with its origin from the Latin mola meaning millstone. * * * 1. Denoting a grinding, abrading, or wearing away. [L. molaris, relating to a mill, millstone] 2 …   Medical dictionary

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