HP 9g Graphing manual Physics Constants

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 -11m 3 kg -1s -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 -19C
me	Electron mass	9.109389754 × 10 -31kg
mp	Proton mass	1.67262311 × 10 -27kg
h	Planck’s constant	6.62607554 × 10 -34J.S
k	Boltzmann’s constant	1.38065812 × 10 -23J.K -1
IR	Gas constant	8.3145107 J / mol • k
IF	Faraday constant	96485.30929 C / mol
mn	Neutron constant	1.67492861 × 10 -27kg
µ	Atomic mass constant	1.66054021 × 10 -27kg
ε0	Dielectric permittivity	8.854187818 × 10 -12F / m
µ0	Magnetic permittivity	1.256637061 × 10 -6N A -2
φ0	Flux quantum	2.067834616 × 10 -15Wb
a 0	Bohr radius	5.291772492 × 10 -11m
µB	Bohr magneton	9.274015431 × 10 -24J / T
µN	Nuclear magneton	5.050786617 × 10 -27J / T

All physical constants in this manual are based on the 1986 CODATA recommended values of the fundamental physical constants.

To insert a constant:

E-18