Physics Constants - HP 9g User Manual

1. Enter the number you want to convert.
2. Press [ 2nd ] [ CONV ] to display the units menu. There are 7 menus,
covering distance, area, temperature, capacity, weight, energy, and
pressure.
3. Press [ ] or [
appropriate units menu is shown, then press [
4. Press [ ] or [

Physics Constants

You can use the following physics constants in your calculations:
Symbol Meaning
c Speed of light
g Acceleration of gravity
G Gravitational constant
Vm Molar volume of ideal gas
NA Avogadro's number
e Elementary charge
m e
Electron mass
m p
Proton mass
h Planck's constant
k Boltzmann's constant
IR Gas constant
IF Faraday constant
mn Neutron constant
Atomic mass constant
µ
Dielectric permittivity
ε
0
Magnetic permittivity
µ
0
Flux quantum
φ
0
a Bohr radius
0
µ B Bohr magneton
Nuclear magneton
µ N
All physical constants in this manual are based on the 1986 CODATA
recommended values of the fundamental physical constants.
To insert a constant:
] to scroll through the list of units until the
] to convert the number to the highlighted unit.
6.6725985 × 10
6.022136736 × 10
8.854187818 × 10
1.256637061 × 10
9.274015431 × 10
E-18
] .
299792458 m / s
9.80665 m.s
m
-11
0.0224141 m
1.602177335 × 10
9.109389754 × 10
1.67262311 × 10
6.62607554 × 10
1.38065812 × 10
8.3145107 J / mol • k
96485.30929 C / mol
1.67492861 × 10
1.66054021 × 10
2.067834616 × 10
5.291772492 × 10
5.050786617 × 10
Value
-2
kg s
3 -1 -2
mol
3 -1
mol
23 -1
C
-19
-31 kg
-27 kg
J.S
-34
-23 J.K -1
kg
-27
-27 kg
F / m
-12
-6 N A -2
-15 Wb
-11 m
J / T
-24
J / T
-27