chem1A-spring06-mt2-Nietzche-soln

chem1A-spring06-mt2-Nietzche-soln - Chemistry 1A, Spring...

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Page 1 Chemistry 1A, Spring 2006 Midterm Exam II, Version 1 March 6, 2006 (90 min, closed book) Name:___________________ SID:_____________________ TA Name:________________ Write your name on every page of this exam. This exam has 38 multiple choice questions. Fill in the Scantron form AND circle your answer on the exam. There is no penalty for guessing, so answer every question. Some questions may require bubbling in more than one choice to receive credit. Identification Sticker
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Name_________________________ Page 2 800 600 400 200 IR Red Green Blue UV Wavelength (nm) Color and Wavelength of Light G ° = H ° - T S ° H ° = Σ H ° f (products) - Σ H ° f (reactants) S ° = Σ S ° (products) - Σ S ° (reactants) G ° = Σ G ° f (products) - Σ G ° f (reactants) S = k B lnW for aA + bB cC + dD b a d c B A D C Q ] [ ] [ ] [ ] [ = At equilibrium, Q = K G ° = - RTln K R S T R H K ° + ° = 1 ln G ° = - nF Є º pX = - log X ] [ ] [ log HA A pK pH a + = E = h ν λν = c λ deBroglie = h / p = h / mv E kin (e-) = h ν - Φ = h ν - h ν 0 = R n Z E n 2 2 x p ~ h p = mv Particle in a box (1-D Quantum): E n = h 2 n 2 /8mL 2 ; n = 1, 2, 3. .. PV = nRT RT E kin 2 3 = M 3RT v rms = E = q + w w = - P ext V T nR E = 2 3 N 0 = 6.02214 x 10 23 mol -1 R = 2.179874 x 10 -18 J R = 3.28984 x 10 15 Hz k = 1.38066 x 10 -23 J K -1 h = 6.62608 x 10 -34 J s m e = 9.101939 x 10 -31 kg c = 2.99792 x 10 8 m s -1 Gas Constant: R = 8.31451 J K -1 mol -1 R = 8.20578 x 10 -2 L atm K -1 mol -1 T (K) = T (C) + 273.15 F = 96,485 C / mol 1 V = 1 J / C 1 nm = 10 -9 m 1 kJ = 1000 J
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Name_________________________ Page 3 S ECTION 1: P ERIODIC T ABLE 1.) Why does the ionization energy increase when electrons are consecutively removed from an atom (mark all that apply)? A) The outermost electron experiences a higher effective nuclear charge. B) The remaining electrons are held more strongly.
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This note was uploaded on 02/08/2010 for the course CHEM 1A taught by Professor Nitsche during the Spring '08 term at University of California, Berkeley.

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chem1A-spring06-mt2-Nietzche-soln - Chemistry 1A, Spring...

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