(Useful Data and Greek Letters)

Appendix B (Useful Data and Greek Letters)

Table B.0.1. Physical Data Table

Quantity	Symbol	Value	SI Unit
Avagadro’s Number	\(N_A\)	\(6.02\times 10^{23}\)	particles/mol
Bohr Radius	\(a_o\)	\(5.29\times 10^{-11}\)	m
Boltzmann’s Constant	\(k_B\)	\(1.38\times 10^{-23}\)	J/K
Coulomb’s Constant	\(k_e\)	\(8.99\times 10^{9}\)	\(Nm^2/C^2\)
Electron Mass	\(m_e\)	\(9.11\times 10^{-31}\)	\(kg\)
Proton Mass	\(m_p\)	\(1.672\times 10^{-27}\)	\(kg\)
Neutron Mass	\(m_n\)	\(1.674\times 10^{-27}\)	\(kg\)
Electron’s Charge	\(q_e\)	\(1.60\times 10^{-19}\)	\(C\)
Gravitational Constant	\(G\)	\(6.67\times 10^{-11}\)	\(Nm^2/kg^2\)
Mass of Earth	\(M_E\)	\(5.98\times 10^{24}\)	\(kg\)
Mass of Sun	\(M_S\)	\(1.99\times 10^{30}\)	\(kg\)
Mass of Moon	\(M_M\)	\(7.36\times 10^{22}\)	\(kg\)
Radius of Earth	\(R_E\)	\(6.38\times 10^{6}\)	\(m\)
Planck’s Constant	\(h\)	\(6.63\times 10^{-34}\)	\(Js\)
Spped of Light in Vacuum	\(c\)	\(3.00\times 10^{8}\)	\(m/s\)
Stefan-Boltzmann Constant	\(\sigma\)	\(5.67\times 10^{-8}\)	\(W/m^2.K^4\)
Universal Gas Constant	\(R\)	\(8.31\)	\(J/mol.K\)
Permittivity of Free Space	\(\epsilon_o\)	\(8.85\times 10^{-12}\)	\(C^2/N.m^2\)
Permeability of Free Space	\(\mu_o\)	\(4\pi\times 10^{-7}\)	\(T.m/A\)
Molar volume of ideal gas at STP	\(V\)	\(22.4\)	\(L/mol\)
Standard Atmospheric Pressure	\(P_o\)	\(1.013\times 10^{5}\)	\(Pa\)
Acceleration due to gravity	\(g\)	\(9.80\)	\(m/s^2\)
Average Earth-Sun distance	\(AU\) ¹ Astronomical Unit	\(1.496\times 10^{11}\)	\(m\)
Average Earth-Moon distance	\(LD\) ² Lunar Distance	\(3.84\times 10^{8}\)	\(m\)

Table B.0.2. Greek Alphabet