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CH110-120 Midterm 2 Review 2010

CH110-120 Midterm 2 Review 2010 - CH110/120 Midterm 2...

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CH110/120 Midterm 2 Review General Information Midterm 2 will take place on Friday, November 19 th , from 5:30 pm to 7:00 pm Section A: BA201 Section B: BA101 (last names A-K) Section B: BA102 (last names L-Z) Bring the following: pens , pencil s, and a calculator . Note: You will need a pencil to fill in the answer cards for the multiple choice questions. A periodic table and information sheet with necessary data and formulas will be provided with the exam. The midterm will cover material from all of Chapters 3, 4, 5, and 6. The format will include multiple choice (approximately 25 at 1 mark each) and some problems/short answer questions worth a total of 15 marks. (Part marks will be assigned for problems, so show your work clearly and legibly.) The following formulas and constants will be provided (and a periodic table): E photon = h ν λν = c E kinetic = 2 2 mu λ = mu h E n = (-2.18x10 -18 J)/n 2 q=nC Δ T N A =6.022x10 23 particles/mol c=3.00x10 8 m/s h=6.626x10 -34 Js mass of an electron = 9.1094x10 -31 kg charge of an electron = 1.602x10 -19 C R= 8.314 J mol -1 K -1 Selected Molar Heat Capacities at 25°C Substance Al (s) C (s, graphite) Fe (s) H 2 O (l) C (J mol -1 °C -1 ) 24.35 8.527 25.10 75.291 Selected Bond Energies (in kJ/mol, rounded to the nearest 5 kJ/mol): H-H 435 H-Cl 430 H-Br 365 C-H 415 N-H 390 O-H 460 C-C 345 C=C 615 C C 835 O-O 145 O=O 495 C=O 750
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