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