Texas Instruments TITANIUM TI-89 User Manual
Page 294
Constants and Measurement Units
294
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.
_Mn
neutron rest mass
1.67492728E
‘M
27_kg
_Mp
proton rest mass
1.67262171E
‘M
27_kg
_Na
Avogadro’s number
6.0221415E23 /_mol
_q
electron charge
1.60217653E
‘M
19_coul
_Rb
Bohr radius
5.291772108E
‘M
11_m
_Rc
molar gas constant
8.314472_J/_mol/_
¡
K
_Rdb
Rydberg constant
10973731.568525 /_m
_Vm
molar volume
2.2413996E
‘M
2_m
3
/_mol
_
H
0
permittivity of a vacuum
8.8541878176204E
‘M
12_F/_m
_
s
Stefan-Boltzmann constant
5.670400E
‘M
8_W/_m
2
/_
¡
K
4
_
f
0
magnetic flux quantum
2.06783372E
‘M
15_Wb
_
m
0
permeability of a vacuum
1.2566370614359E
‘M
6_N/_A
2
_
m
b
Bohr magneton
9.27400949E
‘M
24_J
ø
_m
2
/_Wb
Description
Value