Final Exam May 2, 2008 CH101 Section 003 Dr. T. Brent Gunnoe Your Name: ______BLUE Key____________________________ INSTRUCTIONS1) The answer sheet is double sided and is separate from the exam. BE CERTAIN TO PUT YOUR NAME ON THE ANSWER SHEET. When you are finished, turn in your exam and the answer sheet. THE ONLY ANSWERS THAT WILL COUNT ARE THOSE ON YOUR ANSWER SHEET. Your exam will not be returned, only the answer sheet. 2) You may use the back of each page for scrap paper. 3) Unless you indicate otherwise via an email to Prof. Gunnoe, your exam will be returned in class by placing in a folder with the first letter of your last name. 4) TURN OFF YOUR CELL PHONE! 5) When you complete the exam, quietly turn in all pages at the front of the room. Avogadro's number = 6.022 x 1023F = kq1q2/(εr2) E = kq1q2/(εr) c = νλE = hνν= RH[(1/nlo2)-(1-nhi2)] RH= 3.29 x 1015Hz h = 6.6 x 10-34Js c = 3 x 108m s-1ΔGº = - nFεº ΔEsystem= q+ wΔH = sum(bonds broken) – sum(bonds formed) ΔS ≥q/T ΔG = ΔH - TΔS ΔGº = -RT lnKeqΔHsolution= ΔHsolute+ ΔHsolvent+ ΔHmixing εºcell= εºcathode- εºanodeSolubility Rules1) Compounds of NH4+and group 1A metals are soluble 2) Compounds of NO3-, ClO4-, ClO3-and C2H3O2-are soluble 3) Compounds of Cl-, Br-and I-are soluble exceptthose of Ag+, Cu+, Tl+, Hg22+and Pb2+4) Compounds of SO42-are soluble exceptthose of Ca2+, Sr2+, Ba2+and Pb2+5) Mostother ionic compounds are insoluble
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