# Physics Constants - HP 9g - Graphing Calculator User Manual

Graphing calculator.

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
e
Elementary charge
m e
Electron mass
m p
Proton mass
h
Planck's constant
k
Boltzmann's constant
IR
Gas constant
IF
mn
Neutron constant
Atomic mass constant
µ
Dielectric permittivity
ε
0
Magnetic permittivity
µ
0
Flux quantum
φ
0
a
0
µ B
Bohr magneton
µ N
Nuclear magneton
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
3
mol
-1
mol
23
-1
-19
C
kg
-31
kg
-27
J.S
-34
J.K
-23
-1
kg
-27
kg
-27
F / m
-12
N A
-6
-2
-15
Wb
m
-11
J / T
-24
J / T
-27