Chemistry 1015 Fall 2009 Final Exam A December 21, 2009 Dr. Driessen ________________________________________________________________ This exam covers Chapters 1-14 in Tro's, "Introductory Chemistry". You have 120 minutesto complete this exam. Please follow the instructions carefully! 1. Use a #2 pencil to fill out your bubble sheet. 2. Write AND bubble in your a) name, LAST name first b) student ID number ♦There are 35 multiple choice questions, each is worth about 2.86 points. ♦Answer every question. ♦There is no partial credit. The question is either correct or incorrect. ♦Only choose one answer for each question. More than one answer for one question will result in no credit. ♦If you change your answer, make sure to erase the old answer completely. ♦Answer keys to the exam will be posted on the class website. Mark your answers on this sheet to take with you and compute your grade. Answer sheets will not be returned. ________________________________________________________________________ Solubility Guidelines for Ionic Compounds in Water SolubleExceptionsNH4+None Na+None K+None NO3-None ClO4-None C2H3O2-None Cl-, Br-, I-Cu+, Ag+, Hg22+, and Pb2+compounds SO42-Ba2+, Sr2+, Ca2+, Ag+and Pb2+compounds InsolubleExceptionsOH-Li+, Na+, K+compounds S2-Mg2+,Ca2+, Sr2+, and Ba2+, Li+, Na+, K+, NH4+ compounds CO32-Li+, Na+, K+, NH4+compounds PO43-Li+, Na+, K+, NH4+compoundsPV = nRT 112212P VP VTT=R = 0.0821 L atmmol KiipH = – log[H3O+] Kw= 1.0 x 10-14= [H3O+][OH¯]
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