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Formule kaart Stralingsdeskundigheid (Afgerond met een 8,4)
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Complete formule kaart van Stralenbescherming niveau 5. Alle formules overzichtelijk bij elkaar in één document.
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By: ninaalbers • 4 year ago
By: lauyylauyy • 7 year ago
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Formules SB5Mol
𝑁 = 𝑚𝑜𝑙 ⋅ 𝑁𝐴
𝑁𝐴 = 𝑔𝑒𝑡𝑎𝑙 𝑣𝑎𝑛 𝑎𝑣𝑜𝑔𝑎𝑑𝑟𝑜 = 6,022 ⋅ 1023
𝐴 𝑔𝑟𝑎𝑚 ≡ 1 𝑚𝑜𝑙 ≡ 6,022 ⋅ 1023
N = aantal atoomkernen
A = Massa getal
Massa van element berekenen
𝑀𝑎𝑠𝑠𝑎 𝑔𝑒𝑡𝑎𝑙 (𝐴) ⋅ 𝑎𝑎𝑛𝑡𝑎𝑙 𝑎𝑡𝑜𝑚𝑒𝑛
= 𝑀𝑎𝑠𝑠𝑎 𝑖𝑛 𝑔𝑟𝑎𝑚
(6,022 ⋅ 1023 )
Aantal atoomkernen berekenen
𝑎𝑎𝑛𝑡𝑎𝑙 𝑔𝑟𝑎𝑚 ⋅ (6,022 ⋅ 1023 )
= 𝑎𝑎𝑛𝑡𝑎𝑙 𝑎𝑡𝑜𝑚𝑒𝑛
Massa getal
Specifieke activiteit (=activiteit per eenheid massa van zuivere radioactieve stof)
𝑁
⋅ 𝑀 [𝑔𝑟𝑎𝑚] 𝐴= 𝜆⋅𝑁
𝑁𝐴
𝑁𝐴 𝐵𝑞
𝐴𝑠 = 𝜆 ⋅ [ ]
M g
A = specifieke activiteit
M = molaire massa (massagetal)
N = aantal atoomkernen
Vervalconstante = in s-1
𝐴= 𝜆⋅𝑁
A = specifieke activiteit
𝜆 = Vervalconstante
N = Aantal atoomkernen
,Atoombouw
𝐴
𝑍𝑋
X = symbool van het element
A = massa getal (molaire massa) = aantal nucleonen
Z = atoomnummer = aantal protonen
N = aantal neutronen
A=N+Z
Massa proton = 1,67 ∙ 10-27
Massa neutron = 1,67 ∙ 10-27
Massa elektron = 9,1 ∙ 10-31
Frequentie van een golf berekenen
𝑐
𝑓=
λ
Energie in Joule berekenen
ℎ ⋅ c
𝐸= 𝐸 =ℎ ⋅𝑓
λ
h = 6,63 ∙ 10-34
c = 3 ∙ 108
Energie in Joule
Kinetische energie berekenen
1
𝐸𝑘 = 𝑚𝑣 2
2
𝐸𝑘𝑖𝑛𝑒𝑡𝑖𝑠𝑐ℎ = 𝐸𝑓𝑜𝑡𝑜𝑛 − 𝐸𝑏𝑖𝑛𝑑𝑖𝑛𝑔
Energie in Joule naar eV
−19 ) 𝐴𝑎𝑛𝑡𝑎𝑙 𝑒𝑉
𝐸 ⋅ (1,6 ∙ 10 = 𝑎𝑎𝑛𝑡𝑎𝑙 𝑒𝑉 = 𝑘𝑒𝑉
1000
Hoeveelheid fotonen uit röntgenbuis
x ⋅ 10−3
𝑎𝑎𝑛𝑡𝑎𝑙 𝑓𝑜𝑡𝑜𝑛𝑒𝑛 𝑢𝑖𝑡 𝑟ö𝑛𝑡𝑔𝑒𝑛𝑏𝑢𝑖𝑠 =
1,6 ⋅ 10−19
Hoeveelheid mA = x
mA ampère = omgezet naar 10-3
Kwadratenwet
(𝑜𝑢𝑑𝑒 𝑎𝑓𝑠𝑡𝑎𝑛𝑑)2
𝐼𝑛𝑖𝑒𝑢𝑤𝑒 𝑎𝑓𝑠𝑡𝑎𝑛𝑑 = ∙ 𝐼𝑜𝑢𝑑𝑒 𝑎𝑓𝑠𝑡𝑎𝑛𝑑
(nieuwe afstand)2
, Fractie berekenen
f = 10−3 ⋅ E ⋅ Z
antwoord = fractie (geen eenheid!) x 100 = procenten
Vervalwet
𝑡
−𝐻𝑉𝑇
𝐴𝑡 = 𝐴0 ⋅ 2
of
𝐴𝑡 = 𝐴0 ⋅ 𝑒 − λ⋅𝑡
Vervalconstante
𝑙𝑛2 𝑙𝑛2
λ= 𝐻𝑉𝑇
𝑒𝑛 HVT = λ
Eenheid vervalconstante = tijd-1
Dosistempo Dosistempo β-emissie
𝛤⋅𝐴 𝐽⋅𝐴 10 ⋅ 𝐴
𝐷𝑜𝑠𝑖𝑠𝑡𝑒𝑚𝑝𝑜 Ḋ = 𝐷𝑜𝑠𝑖𝑠𝑡𝑒𝑚𝑝𝑜 Ḋ𝛽 = =
𝑟2 𝑟2 𝑟2
𝐷 Dosis β-emissie
Ḋ= 𝐽⋅𝐴⋅𝑡
𝑡 𝐷𝑜𝑠𝑖𝑠 𝐷𝛽 = Ḋ𝛽 ⋅ 𝑡 =
Dosis 𝑟2
𝛤⋅𝐴⋅𝑡
𝐷𝑜𝑠𝑖𝑠 𝐷 = Ḋ ⋅ 𝑡 =
𝑟2
Eenheid bronconstante Г
2 −1
µ𝐺𝑦 ⋅ 𝑚 ⋅ 𝑀𝐵𝑞 ⋅ ℎ−1
Eenheid bronconstante Г β
2 −1
10 𝐺𝑦 ⋅ 𝑚 ⋅ 𝑀𝐵𝑞 ⋅ ℎ−1
𝐽 = 10−11 𝐺𝑦 ⋅ 𝑚2 ⋅ 𝑀𝐵𝑞−1 ⋅ ℎ−1
Luchtkermatempo (Kerma = Kinetic Energie Released (per unit) Mass)
𝛤𝑘 ⋅ 𝐴
𝐿𝑢𝑐ℎ𝑡𝑘𝑒𝑟𝑚𝑎𝑡𝑒𝑚𝑝𝑜 Ḱ =
𝑟2
𝐾
Ḱ=
t
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