Exam3Key - ABBREVIATIONS AND SYMBOLS CONSTANTS amount in...

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Unformatted text preview: ABBREVIATIONS AND SYMBOLS CONSTANTS amount in moles n ampere A atmosphere atm atomic mass unit u Avogadro constant N A Celsius temperature C coulomb C electromotive force E energy of activation E a enthalpy H entropy S equilibrium constant K Faraday constant F free energy G frequency gas constant R gram g hour h joule J kelvin K kilopascal kPa liter L measure of pressuremmHg minute min molal m molar M molar mass M mole mol mole fraction Plancks constant h pressure P rate constant k reaction quotient Q second s speed of light c temperature, K T time t volt V volume V R = 8.314 Jmol 1 K 1 R = 0.0821 Latmmol 1 K 1 1 F = 96,500 C 1 F = 96,500 JV 1 N A = 6.022 10 23 mol 1 h = 6.626 10 34 Js c = 2.998 10 8 ms 1 1 atm = 760 mmHg = 101.3 kPa V (ideal gas) at STP = 22.4 Lmol 1 Equations and Constants N A = 6.022 x 10 23 R = 8.314 J/mol K = 0.08206 L atm/mol K Boltzmann Constant k B = R/N A m e = 9.10939 x 10-31 kg c = 2.998 x 10 8 m/sec h = 6.626 x 10-34 J s R Rydberg = 1.096776 x 10 7 m-1 1 atm = 760 mmHg = 760 torr = 1.01325 bar = 1.01325 x 10 5 Pa PV = nRT P A = A P Total u rms = [3RT/MM] 1/2 u rms = root mean square velocity MM = molecular or atomic mass q = CT C = heat capacity = m (specific heat) E = q + w dw = -pdV H = E + PV C = heat capacity = m (specific heat) = n C m m = sample mass n = moles of sample Cm = molar heat capacity H o rxn = mH o f (products) nH o f (reactants) E = h c = E n = -(2.18 x 10-18 J) 1/n 2 (Hydrogen Atom) Momentum p = mu KE = mu 2 = p 2 /2m (note u = velocity, = frequency) = h/p = h/mu KE(electron) = h or if atom or molecule KE(electron) = h - IE (Ionization Energy)...
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Exam3Key - ABBREVIATIONS AND SYMBOLS CONSTANTS amount in...

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