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124ConstEqns

# 124ConstEqns - they are introduced during the quarter and...

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Chemistry 124 Constants and Equations The following constants and equations will be given to you on all quizzes and exams including the final exam. Planck’s constant h= 6.626x10 -34 J•s Rydberg constant R= 1.097x10 7 m -1 mass of an electron m e = 9.109x10 -31 kg Avogadro’s number N = 6.02x10 23 /mol electron volt (eV, V) 1eV = 1.602x10 -19 J specific heat capacities (except water’s) standard heats of formation standard molar entropies and free energies heats of fusion, heats of vaporization deBroglie wavelength " = h mu Heisenberg’s uncertainty principle equation " x m " u # h 4 \$ Rydberg equation: E = " 2.18 x 10 " 18 J 1 n f 2 " 1 n i 2 # \$ % & ( and 1/ λ = 1.097 x 10 7 m -1 1 n f 2 " 1 n i 2 # \$ % & ( You must know the following constants and equations as
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Unformatted text preview: they are introduced during the quarter and for the final exam. • all conversions within the metric (SI) system • speed of light in a vacuum 3.00x10 8 m/s • specific heat of water 4.184 J/g•K • boiling and freezing points of water • density of water • all temperature conversions • Gibb’s Free Energy relationship Δ G = Δ H – T Δ S • energy of a photon E = h ν • relation of frequency to wavelength c = λν • calculation of q q = mc Δ T • State Functions ( Δ H˚, Δ S˚, Δ G˚) " SF rxn o = n # SF o products \$ m # SF o reac tan ts • range and colors of the visible spectrum 750-400 nm (ROYGBIV) •...
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