F06_114AExam4 v1

F06_114AExam4 v1 - CHM 114A Exam 4 VERSION 1 Practice Exam...

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CHM 114A Exam 4 VERSION 1 Practice Exam 1. You are responsible for the information on this page. Please read it carefully. 2. Write and Code your name and 10-digit affiliate ID number on the scantron answer sheet. Use only a #2 pencil. 3. Do all calculations on the exam pages. Do not make any unnecessary marks on the answer sheet. 4. This exam consists of 25 multiple-choice questions worth 4 points each and a periodic table. Make sure you have them all. 5. Choose the best answer to each of the questions and answer it on the computer-graded answer sheet. Read all responses before making a selection. 6. When you are finished, turn in only your scantron. You may keep the exam questions. The answer key will be posted on Blackboard later this afternoon. Potentially useful information: K = ºC + 273.15 Avogadro’s Number = 6.022 x 10 23 particles/mole E = q + w H ° rxn = n H f ° (products) - n H f ° (reactants) q = ( Sp. Heat) × m × T (Specific Heat water = 4.184 J/g ° C) 2 2 8 34 18 1 1 ( ) (De Broglie's Eq.) υ Constants: 3.00 10 / 6.63 10 2.18 10 photon H i f H c v λ hc E hv E R n n h m c x m s h x J s R x J λ - - = = = ∆ = - = = = = ( 1.86 / ) ( 0.52 / ) o f f f o b b b T iK m K C m T iK m K C m = = = = 1 Copyright 2006 by Pam Marks VERSION 1 Zero order: - Δ [A]/ Δ t = k, [A] = [A] o - kt, t ½ = [A] o /2k First order: - Δ [A]/ Δ t = k[A], ln[A] = ln[A] o - kt, t ½ = 0.693/k Second order: - Δ [A]/ Δ t = k[A] 2 , [A] -1 = [A] o -1 + kt, t ½ = 1/k[A] o Δ H ° = E a,f - E a,r k = Ae -Ea/RT lnk = - a E RT + ln A K p = K c (RT) Δ n(gas) R = 8.314 J/mol K Δ S vap = Δ H vap /T boil , Δ S fus = Δ H fus /T melt Δ S ° = Σ nS ° products - Σ nS ° reactants Δ H ° = Σ n Δ H ° f (products) - Σ n Δ H ° f (reactants) Δ G ° = Σ n Δ G ° f (products) - Σ n Δ G ° f (reactants) Δ G = Δ H - T Δ S, Δ G ° = Δ H ° - T Δ S ° Δ G = Δ G ° + RT ln Q Δ G ° = -RT ln K E ° rxn =E ° cell = E ° ox + E ° red ΔG ° = - n F E ° ; ΔG= - n F E = 96,500coul/mol e - E = E ° - 0.05916/n log Q 1 1 2 2 1 1 2 2 1 2 2 1 0.08206 / PV PV n T n T R L atm K mol PV nRT r MM r MM = = = = 2 3 1 2 2 KE mv kT = =
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1. Which of the following increases the s olubility of a gas in solution? A. Increasing gas pressure and increasing temperature
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This note was uploaded on 01/28/2010 for the course CHM 71476 taught by Professor Marks during the Spring '10 term at ASU.

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F06_114AExam4 v1 - CHM 114A Exam 4 VERSION 1 Practice Exam...

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