Constants

 

 

 

 

Constant (Full Name)

 

Value in SI Units

 

 

 

NA (Avogadro’s number)

 

6.0221367 x 1023 1 / gmol

k (Boltzmann)

 

1.380658 x 1023 J / K

Vm (molar volume)

 

22.4141 l / gmol

 

 

 

R (universal gas)

 

8.31451 J / (gmol•K)

 

StdT (standard temperature)

 

273.15 K

 

 

 

StdP (standard pressure)

 

101.325 kPa

 

 

 

σ (StefanBoltzmann)

 

5.67051 x 10 8 W / (m2•K4)

c (speed of light)

 

299792458 m/s

 

 

 

ε0 (permittivity)

 

8.85418781761 x 1012

F / m

0

(permeability)

 

1.25663706144 x 106

H / m

g (acceleration of gravity)

 

9.80665 m / s2

 

 

 

G (gravitation)

 

6.67259 x 1011 m3 / (s2•kg)

h (Planck’s)

 

6.6260755 x 1034

J•s

 

hbar (Dirac’s)

 

1.05457266 x 1034

J•s

 

q (electronic charge)

 

1.60217733 x 1019

C

 

me (electron mass)

 

9.1093897 x 1031

kg

 

qme (q/me ratio)

 

175881962000 C / kg

 

mp (proton mass)

 

1.6726231 x 1027

kg

 

mpme (mp/me ratio)

 

1836.152701

 

 

 

α (fine structure)

 

0.00729735308

 

 

 

ø (mag flux quantum)

 

2.06783461 x 1015

Wb

F (Faraday)

 

96485.309 C / gmol

 

R∞ (Rydberg)

 

10973731.534 1/m

 

 

a0 (Bohr radius)

 

0.0529177249 nm

 

 

 

B

(Bohr magneton)

 

9.2740154 x 1024

J / T

N (nuclear magneton)

 

5.0507866 x 1027

J / T

λ0 (photon wavelength)

 

1239.8425 nm

 

 

 

f0 (photon frequency)

 

2.4179883 x 1014 Hz

 

λc (Compton wavelength)

 

0.00242631058 nm

 

 

rad (1 radian)

 

1 r

 

 

 

two̟ (2π radians)

 

6.28318530718 r

 

 

 

angl (€ in trig mode)

 

180 °

 

 

 

c3 (Wien’s)

 

0.002897756 m•K

 

 

kq (k/q)

 

0.00008617386 J / (K*C)

ε0q (ε0/q)

 

55263469.6 F / (m*C)

qε0 (q*ε0)

 

1.4185978 x 1030

F*C / m

εsi (dielectric constant)

 

11.9

 

 

 

εox (SiO2 dielectric constant)

 

3.9

 

 

 

I0 (ref intensity)

 

0.000000000001 W / m2

Tables of Units and Constants B5

Page 597
Image 597
HP 48gII Graphing, 50g Graphing manual Tables of Units and Constants B5, Constant Full Name Value in SI Units