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{{Short description|Highest attainable density of a substance under given conditions}} ...nsity''' of a [[Chemical substance|substance]] is the highest attainable [[density]] of the substance under given conditions. ...

...er''' which allows weighing acts as a [[densimeter]] used to measure the [[density]] of [[gas]]es. ...of volume: a sample, the big sphere in the adjacent images, of known mass-density is weighed in vacuum and then immersed into the gas and weighed again. ...

...o|power per area|Surface power density|power per frenquency|Power spectral density}} | name = Power density ...

...2023}} For example, [[massic leaf area]] is [[leaf]] area divided by leaf mass and [[volumic leaf area]] is leaf area divided by leaf volume. [[Derived SI ...ization of the original concept. The divisor quantity is not restricted to mass, and name of the divisor is usually placed before "specific" in the full te ...

...rce]] per unit [[volume]] is of interest, it is referred to as the [[force density]] throughout the system. The body force density is defined so that the [[volume integral]] (throughout a volume of interest ...

{{short description|Vector quantity describing mass flow rate through a given area}} ...aurus.maths.org/mmkb/entry.html?action=entryById&id=2113 |title=Thesaurus: Mass flux |accessdate=2008-12-24}}{{Dead link |date=March 2020 |bot=InternetArch ...

[[Image:X-ray attenuation spectra elements mass.svg|thumb|right|400px|Mass attenuation coefficients of selected elements for X-ray photons with energi ...⋅g⁻¹⋅cm⁻¹ (sometimes used in solution chemistry). '''Mass extinction coefficient''' is an old term for this quantity.<ref name=GoldBo ...

{{anchor|Sauerbrey constant|Sauerbrey layer|Sauerbrey thickness|Sauerbrey mass}} ...tz crystal microbalance]] (QCM) experiments for conversion of frequency to mass and is valid in nearly all applications. ...

...le to eliminate or negate the effects of [[inertia]] that all objects with mass possess. ...ccelerators in order to achieve higher muzzle velocity, or even negate the mass of entire spaceships in order to enable FTL travel. ...

{{short description|Physical quantity representing energy content per unit mass}} ...a body. Specific energy is an [[intensive property]], whereas energy and mass are [[extensive property|extensive properties]]. ...

...lude [[Melting point|melting points]], [[Boiling point|boiling points]], [[density]], [[viscosity]], [[solubility]], [[Crystal structure|crystal shape]], and ...size and the shape of the substance does not matter.<ref>{{cite web|title=Density as a Characteristic Property|url=http://www.propertiesofmatter.si.edu/Densi ...

...it does not refer to an actual size area, at least partially because the [[density]] or state of the target molecule will affect the [[probability]] of absorp ...s closely related to [[molar absorptivity]] <math>\varepsilon</math> and [[mass absorption coefficient]]. ...

{{Short description|Technique for measuring the density of a living person's body}} ...nalysis''' and '''hydrodensitometry''', is a technique for measuring the [[density]] of a living person's body. It is a direct application of [[Archimedes' p ...

...n of central pressure against compactness (radius over mass) for a uniform density 'star'. This central pressure diverges at the Buchdahl bound.]] ...er certain conditions. In particular, for areal radius <math>R</math>, the mass <math>M</math> must satisfy ...

|[[Continuity equation#General equation|Mass current per unit volume]] | Mass current, [[mass flow rate]] ...

...the [[weight]] of the object is reduced by its volume multiplied by the [[density]] of the fluid. If the weight of the object is less than this displaced qua ...object, which is the same as the volume of the suspended object times the density of the liquid.<ref name="StephenWHughes2005">{{cite journal|last1=Hughes |f ...

{{Short description|Energy density associated with a magnetic field}} ...ensity]] associated with a [[magnetic field]]. In [[SI]] units, the energy density <math>P_B</math> of a magnetic field with strength <math>B</math> can be ex ...

In [[Crystal|crystals]], the [[Electronic density|electron density]] is periodic and invariant with respect to discrete translations by unit c ...he [[speed of light]], and [[Electric charge|charge]] and [[Invariant mass|mass]] of a particle observed from two [[Frame of reference|reference frames]] m ...

...rometry]], particularly with [[Fourier transform ion cyclotron resonance]] mass spectrometers. It can also be used to follow the [[chemical kinetics|kineti ...signal having a frequency ''f'' will therefore resonate with ions having a mass-to-charge ratio ''m/z'' given by ...

...ity]] of the fluid,{{efn|Note that for the [[Earth's atmosphere]], the air density can be found using the [[barometric formula]]. Air is 1.293 kg/m<sup>3</sup ...