Description
_Mn
neutron rest mass
_Mp
proton rest mass
_Na
Avogadro's number
_q
electron charge
_Rb
Bohr radius
_Rc
molar gas constant
_Rdb
Rydberg constant
_Vm
molar volume
permittivity of a vacuum
_
H
0
Stefan-Boltzmann constant
_
s
magnetic flux quantum
_
0
f
permeability of a vacuum
_
0
m
Bohr magneton
_
m
b
Notes:
•
The calculator simplifies unit expressions and displays results according to your
default units. Therefore, constant values displayed on your screen may appear
different from the values in this table.
•
For Greek characters, refer to Quick Reference Key Table.
Constants and Measurement Units
Value
1.67492728E
27_kg
'M
1.67262171E
27_kg
'M
6.0221415E23 /_mol
1.60217653E
19_coul
'M
5.291772108E
'M
11_m
8.314472_J/_mol/_
¡
10973731.568525 /_m
3
2.2413996E
2_m
/_mol
'M
8.8541878176204E
5.670400E
'M
8_W/_m
2.06783372E
15_Wb
'M
1.2566370614359E
9.27400949E
'M
24_J
K
'M
12_F/_m
2
4
/_
¡
K
2
6_N/_A
'M
2
ø
_m
/_Wb
294