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A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
quantitysymbolreferenced inequation
absolute activity, λMath - mathabsolute activity, λλ
absolute activity, λλ = e μ R T
absolute lethal concentration (LC 100)Math - mathabsolute lethal concentration (LC 100)LC 100
absolute lethal dose (LD 100)Math - mathabsolute lethal dose (LD 100)LD 100
absorbance, AMath - mathabsorbance, AA
absorbed (spectral) photon flux densityq p , λ 0 1 − 10 − A λ V
absorbed (spectral) photon flux densityq n , p , λ 0 1 − 10 − A λ V
absorbed (spectral) photon flux densityA λ
absorbed (spectral) radiant power densityP λ 0 1 − 10 − A λ V
isosbestic pointA λ l −1 = ∑ i = 1 n ɛ i λ c i
isosbestic pointA λ
quantum yield, ΦΦ λ = d x / d t q n , p 0 1 − 10 − A λ
quantum yield, ΦA λ
Math - mathabsorbance, AA 10
Math - mathabsorbance, AA e
absorbed (spectral) photon flux densityMath - mathabsorbed (spectral) photon flux densityq p , λ
Math - mathabsorbed (spectral) photon flux densityq n , p , λ
Math - applyabsorbed (spectral) photon flux densityq p , λ 0 1 − 10 − A λ V
Math - applyabsorbed (spectral) photon flux densityq n , p , λ 0 1 − 10 − A λ V
Math - mathspectral photon flux (photon irradiance), E p λ E p λ
absorbed (spectral) radiant power densityMath - applyabsorbed (spectral) radiant power densityP λ 0 1 − 10 − A λ V
absorptance, αMath - mathabsorptance, αα
absorptance, αα ≤ 1
absorptance, αα ≈ A e
decadic absorbance, AA = − log 10 ( 1 − α )
absorption cross-section, σMath - mathabsorption cross-section, σσ
conversion cross-sectionσ Φ
acceleration, a
acceleration of free fall, gMath - mathacceleration of free fall, gg
acceptable daily intake (ADI)Math - mathacceptable daily intake (ADI)ADI
acceptor number (AN)Math - mathacceptor number (AN)AN
actinic flux S λMath - mathactinic flux S λS λ
activation energy (Arrhenius activation energy)Math - applyactivation energy (Arrhenius activation energy)E a = R T 2 d ( ln k ) d T
Math - applycompensation in catalysisk = A e − E R T
compensation in catalysisE
activity, A of a radioactive materialMath - mathactivity, A of a radioactive materialA
activity, A of a radioactive materialA = − d N d t
activity coefficient, f, γMath - mathactivity coefficient, f, γf
Math - mathactivity coefficient, f, γγ
activity (relative activity), aMath - mathactivity (relative activity), aa
activity (relative activity), aa = e μ − μ 0 R T
affinity of reaction, AMath - mathaffinity of reaction, AA
amount concentration, cMath - mathamount concentration, cc
molar absorption coefficient, ɛɛ λ = 1 c l lg ( P λ 0 P λ ) = A λ c l
molar absorption coefficient, ɛc / mol dm −3
amount fraction, x (y for gaseous mixtures)Math - mathamount fraction, x (y for gaseous mixtures)x
Math - mathamount fraction, x (y for gaseous mixtures)y
amount of substance, nMath - mathamount of substance, nn
conditional (formal) potentialE cell = E c 0 ' − R T n F ∑ i ν i ln c i
angleMath - mathmagic angleβ
magic angleI t β ∝ N t 1 + ( 3 cos 2 ⁡ β − 1 ) R t
magic angleβ = 54.7 °
magic angleI t β = 54.7 ° ∝ N t
magic angleI β ∝ N 1 + ( 3 cos 2 ⁡ β − 1 ) R
magic angleI β
angle of optical rotation, αMath - mathangle of optical rotation, αα
angular frequency, ωMath - mathangular frequency, ωω
frequency, ν, ω in photochemistryω
angular momentum, LMath - mathangular momentum, LL
angular momentum, LL = r × p
atomic mass m aMath - mathatomic mass m am a
atomic number, ZMath - applyatomic chargeζ = Z A − q A
atomic chargeZ A
Math - mathatomic number, ZZ
attenuance, DMath - mathattenuance, DD