exam_2 key - CHEMISTRY 2A-c Hour Exam II(KEY Winter 2003...

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1 CHEMISTRY 2A-c NAME ______________________ Hour Exam II (KEY) T. A. ________________________ Feb 28, 2003 Lab Section Number ___________ Winter 2003 Lab Room ___________________ Lecture: MWF 2:10-3:00 pm CLOSED BOOK EXAM – No books or notes allowed. Place all answers in the space provided. Be sure to write your name, your T.A.’s name, and your Lab Section Number in upper right hand corner. This examination contains 3 questions on 5 pages. Question Credit I. (60 points) II. (25 points) III. (15 points) Total (100 points) Avogadro’s number: 6.022x10 23 #/mol PV=nRT KE=(1/2)mu 2 =(3/2)kT E=h ν c= λν E=-A(Z/n 2 ) ν =R(1/n 1 2 –1/n 2 2 ) P=h/ λ R = 0.08206 L-atm/mol-K = 8.314 m 3 -Pa/mol-K = 1.987 cal/mol-K = 8.314 J/mol-K
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