General Chemistry 1315 Exam 3 Fall 2017 DO NOT TURN THIS PAGE UNTIL DIRECTED TO DO SO Name Lab Instructor ID Number Lecture Instructor Read the following information completely before beginning the exam 1 These tests are machine graded therefore be sure to use a No 1 or 2 pencil for marking the answer sheets Completely blacken the 7 Mark your answer choice in this booklet and on the scantron answer sheet 8 Use this booklet for scratch paper You may answer circle If you change an answer not use your own scratch paper or periodic completely erase the previously mark table 2 The exam time is 75 minutes 3 All scantron bubbles must be filled in when the end of the exam time is announced Students will not be allowed to keep filling in answer name or ID scantron bubbles once time is called 4 Write your last name in the box labeled 9 Each exam score will be calculated from the number of correct answers There is no penalty for guessing 10 Students are responsible for any corrections made during the test 11 Students who arrive more than ten minutes late or arrive after another student has NAME Skip a space and then fill in your left will not be allowed to take the first name and middle initial if your name examination does not fit fill out as much as possible Bubble in the corresponding letter circles below your name 5 Write your ID number in the space provided starting with space A There should be an 12 The penalty for academic misconduct in the course is a grade of F for the course 13 The scantron is the official record of the exam Bubble in your answers carefully 14 In the Special Code section of your extra box at the end of your ID number scantron indicate in column K the exam Bubble in the corresponding circles below form you have 1 2 3 or 4 your ID number If your ID number is blank Column K Test Color Scantron Color Swipe 1 Blue Blue 6 Read the test carefully and select the best 2 Gold Black answer out of the possible multiple choice 3 Pink Red answers 4 Tan Brown or incorrect your scores will not upload to Canvas General Chemistry 1315 Exam 3 Fall 2017 15 Indicate in columns L M and N the laboratory section you have in the Special Codes section CHEM 1315 Fall 2017 TA Sections Instructor Dan Sheffield Dan Sheffield John Pope John Pope Dahang Yu Yixiao Li Anae Bain Irina Ishina Zhu Zou Kevin Snead Liwei Zhang Cory Bunger Matt Beckner Erik Alred Wenhua Anita Ly Lushuang Huang Matt Beckner Juan Nunez Rob Fogle Hailee Rau Zhu Zou Abe La Montagne Jaspreet Singh Chris Worley Lushuang Huang Jaspreet Singh Chris Worley Aayushi Chatterji Liwei Zhang Section 011 012 013 014 015 016 017 018 019 020 021 022 023 024 025 031 032 033 034 035 036 037 038 039 040 041 042 043 045 Testing Room DH 200 DH 200 NH 170 NH 170 DH 206 DH 200 DH 128 DH 125 DH 103 DH 211 DH 200 DH 200 DH 211 PHSC 100 GLC 123 DH 206 DH 211 GLC 123 DH 112 NH 170 DH 103 DH 211 DH 218 DH 122 DH 206 DH 218 DH 122 DH 211 DH 200 Instructor Juan Nunez Kevin Snead Anae Bain Rachel Kim Hailee Rau Teja Bavenini Anita Ly Rachel Kim Rob Fogle Apryl Saunders Manila Sharma Viridiana Herrera Teja Bavenini Austin Knight Abe La Montagne Viridiana Herrera Erik Alred Wenhua Apryl Saunders James Cho Austin Knight Cory Bunger James Herndon Irina Ishina Yixiao Li Manila Sharma Dahang Yu James Cho Aayushi Chatterji Section 046 051 052 053 054 055 056 057 058 059 060 061 062 063 071 073 076 077 078 079 080 081 082 083 084 085 086 088 Testing Room GLC 123 DH 211 DH 128 DH 107 NH 170 PHSC 108 GLC 123 DH 107 DH 112 DH 103 DH 200 DH 128 PHSC 108 DH 200 DH 211 DH 128 PHSC 100 DH 103 DH 116 DH 200 DH 200 NH 251 DH 125 DH 200 DH 200 DH 206 DH 116 DH 211 General Chemistry 1315 Exam 3 Fall 2017 16 Indicate your lecture instructor in column O and P of the Special Codes section Instructor Dr O Odeleye Ms J Gray Dr L Clifford Ms J Jensen Dr L Clifford Section 01 02 03 04 05 Time 11 30 12 20 am 9 30 10 20 am 10 30 11 45 am 2 30 3 20 pm 1 30 2 45 pm Day MWF MWF TR MWF TR For example the Special Codes section would be filled out as depicted below for a student with Blue exam Sheffield section 012 and Gray section 02 K SPECIAL CODES L M N O P 1 0 1 2 0 2 0 1 2 0 1 2 0 1 2 0 1 2 0 1 2 0 1 2 General Chemistry 1315 Exam 3 Fall 2017 PHYSICAL AND CHEMICAL CONSTANTS Atomic mass unit Avogadro s number Boltzmann s constant Electron rest mass Electron charge Faraday s constant Gas constant Heat calories and Joules Neutron rest mass pi Planck s constant Pressure Proton rest mass Speed of light vacuum Volume of a cylinder Volume of a sphere 1 amu 1 66054 x 10 27 kg 6 02214 x 1023 amu 1 g N 6 022 x 1023 mol k 1 38 x 10 23 J K me 5 486 x 10 4 amu 9 109 x 10 28 g e 1 602 x 10 19 C F N e 9 6485 x 104 C mol R 8 3145 J K mol 0 082058 L atm K mol 1 cal 4 184 J mn 1 00866 amu 1 67495 x 10 24 g 3 1415926536 h 6 6260755 x 10 34 J s 1 atm 760 mm Hg mp 1 00728 amu 1 67262 x 10 24 g c 3 00 x 108 m s V h r2 h height r radius V 4 3 r3 ENGLISH METRIC CONVERSIONS 1 lb 16 oz 453 6 g 1 in 2 54 cm 1 gallon 3 785 liter 4 qt 1 mile 5280 ft 1 kilometer 6 214 x 10 1 mile 1 Angstrom 3 937 x 10 9 in EQUATION S E 2 18 10 1 1 General Chemistry 1315 Exam 3 Fall 2017 This Exam contains a total of 35 questions Laboratory 1 2 pts In the Reversible Changes laboratory two solutions were used Co H2O 62 pink solution and CoCl42 blue solution Which of the following observations would lead to a conclusion that reactions are reversible 1 Adding HCl or NaOH causes a color change in the solution 2 Changing the temperature causes a color change 3 Mixing the two solutions results in a precipitate A B C D E 1 and 2 1 and 3 2 and 3 1 2 and 3 none of these 1 2 or 3 provide evidence of reversible reactions according to the laboratory procedure 2 3 pts Following …