230_Sp10_EQ_sheet - CHEM 230 W10 Equation Sheet 1J (kg...

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Unformatted text preview: CHEM 230 W10 Equation Sheet 1J (kg m2)/s2 1N (kg m)/s2 Pressure 1 Pa 1 kg/(m s2) 1 bar 1x105 Pa 1 atm 101325 Pa 1 atm 1.01325 bar 1 atm 760 torr Length 1 in 2.54 cm 1Å 1x10-10m Volume 1L 1000 cm3 1 gal 3.785 L Energy 1 cal 4.184 J 1 eV 1.602-19J 1 CV 1J 1 L atm 101.325 J Mass 1 lb 453.6 g 1 oz 28.35 g Radioactivity 1 Bq 1 disin/s 1 Ci 3.7x1010Bq mu c P=dhg Ptot = P1 + P2 + P3+ …. P1 = x1Ptot PV=nRT " " n %2 % $ P + a$ ' '(V ( nb) = nRT $ #V & ' # & v rms = ! 3RT M Ek = 1/2 mv2 Ep = mgh w = -PΔV # Vfinal & w = " nRT ln% ( $ Vinitial ' ! ΔU = q + w ΔH = ΔU + PΔV q = mCΔΤ Cp,m = Cv,m + R ! ! ! ! S = k ln W S = qrev/T ΔS = nRln(V2/V1) ΔS = nCvln(T2/T1) ΔSsur = -ΔH/T ΔStot = ΔSsur + ΔSsys ΔG = ΔH-TΔS Updated 5/4/10 1.6605 x10-27 kg 3x108 m/s NA = 6.022 x1023 mol-1 Temperature: -23 [K] = [°C] + 273.15 k = 1.381 x10 J/K -19 [oC] = ([o F] -32)*5/9 e = 1.602 x10 C R = NAk = 8.314 J/(K mol) Activity = k *N = 0.08206 (L atm)/(K mol) -2 N=Noe-kt =8.314x10 (bar L)/(K mol) t1/2 = ln2/k me = 9.109 x10-31 kg -27 E = mc2 mn = 1.675 x10 kg Ebind = "m c 2 mp = 1.672 x10-27kg h = 6.626 x10-34 J s c =λν g = 9.807 m/s2 ΔE=hν F = NAe = 9.6485 x104 C/mol N hc ! "O = a # S = kHP P = XsolventPpure ΔTf = i kf m ΔTb= i kb m π= iRTc P 2 "Hvap $ 1 1 ' ln = &#) P1 R % T1 T 2 ( ! o ΔGrxn = ΔG rxn + RTln Q ΔGrxn = -RTlnK ! (ngas " RTc o % K =$ o ' Kc ! #P & Po ! = 12.03K Rc o o K 2 "H rxn $ 1 ! ' 1 ln = &#) K1 R % T1 T 2 ( Kw = [H3O+][OH-] pH = -log[H3O+] pOH = -log[OH-] pH + pOH = pKw ! pKa = -log Ka Ka * Kb = Kw ! pKa+ pKb = pKw [ A" ] ! pH = pKa +log [ HA] ! ! ΔHorxn = Σ nΔHof(products) – ΣnΔHof(reactants) o o ΔS rxn = Σ nS m(products) – ΣnSom(reactants) ΔGorxn = Σ nΔGof(products) – ΣnΔGof(reactants) ΔG = -nFΔE = -ItΔE nF"E ln K = ! RT RT 0.0592V "E = ln K = log K nF n RT "E = "E o # ln Q nF 0.02569 "E = "E o # ln Q n 0.0592 "E = "E o # log Q n I=Q/t = nF/t Power (W) = IΔE Zero Order: k=" d[ A] dt [ A]t = "kt + [ A]0 First Order k[ A] = " ln d[ A] dt [ A]t = "kt, [ A]o [ A]t = [ A]oe" kt t1/2 = ln2/k _______________ ! Ea , ln k = ln A " RT " Ea k = Ae RT k 2 Ea # 1 1 & ln = % " ( k1 R $ T1 T 2 ' ! ! Second Order d[ A] k[ A]2 = " dt 1 1 " = kt [ A ] t [ A] o ...
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This note was uploaded on 01/24/2012 for the course PCHEM 230 taught by Professor Gottfried during the Fall '11 term at University of Michigan.

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