molar-mass average

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• 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 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 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

• Mass fraction (chemistry) — In chemistry, the mass fraction wi is the fraction of one substance with mass mi to the mass of the total mixture mtot, defined as [1]: The sum of all the mass fractions is equal to 1: It is one way of expressing t …   Wikipedia

• Mass concentration (chemistry) — In chemistry, the mass concentration ρi (or γi) is defined as the mass of a constituent mi divided by the volume of the mixture V:[1] Contents …   Wikipedia

• Mass diffusivity — This article is about coefficient of molecular diffusion of mass. For other uses, see Diffusivity (disambiguation). Diffusivity or diffusion coefficient is a proportionality constant between the molar flux due to molecular diffusion and the… …   Wikipedia

• Molecular mass — This article is about the mass of a single molecule. For the mass of a substance commonly used in basic stoichiometric calculations, see Molar mass. Assuming hydrogen and oxygen are standard weights in this image (as opposed to deuterium oxide)… …   Wikipedia

• Atomic mass — The atomic mass (ma) is the mass of an atom, most often expressed in unified atomic mass units. [GoldBookRef|file=A00496|title=atomic mass] The atomic mass may be considered to be the total mass of protons, neutrons and electrons in a single atom …   Wikipedia

• Monoisotopic mass — This article is about the mass spectrometry term. For a list of monoisotopic elements, see stable isotope. The monoisotopic mass is the sum of the masses of the atoms in a molecule using the unbound, ground state, rest mass of the principal (most …   Wikipedia

• Heat capacity — Thermodynamics …   Wikipedia

• Specific heat capacity — Specific heat capacity, also known simply as specific heat, is the measure of the heat energy required to increase the temperature of a unit quantity of a substance by a certain temperature interval. The term originated primarily through the work …   Wikipedia