Chem 177 Spring 2011 exam 2

Chem 177 Spring 2011 exam 2 - Dr. Irmi Schewe-Miller Spring...

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Dr. Irmi Schewe-Miller Spring 2011 This exam consists of (16 + 3) questions on 7 pages Chem 177 Exam II March 4, 2011 Name___________________________ Recitation TA _____________________ Recitation Section _________________ Grading Page Points Score 3 19 4 20 5 20 6 9 7 20 8 12 9 EC 8 Total 100 + 8 Questions are written on both sides of each page. Show all your work for full credit on the calculation questions. Answers should include appropriate units and contain the correct number of significant figures. A periodic table and some useful information are given on the last page. Remove this page for reference and scratch paper. Do not put answers on the tear-away page! The last day to drop Chem 177 is Friday March 25th, at 4:00 PM. Students who drop Chem 177 are required to drop 177L and vice versa. See your advisor to obtain the drop/add form and go to the General Chemistry Office, room 1608 Gilman Hall. Teaching Assistants, Recitation Sections, and Exam Locations TA Name Sections Time Exam location David Appy 15 R: 12:10 Curtiss 127, 1 st floor Jani Reddy Bolla 10 R: 1:10 Curtiss 127, 1 st floor Alex Buck 1 R: 8:00 Hoover 2055 Jinfang Cui 11 R: 1:10 Hoover 2055 Monique Ewan 6, 12 R: 11:00 R: 2:10 Hoover 2055 Manibarsha Goswami 7, 9 R: 11:00 R: 12:10 Hoover 2055 Tezcan Guney 2, 13 R: 8:00 R: 10:00 Curtiss 127, balcony Daniel Kabotso 3, 8 R; 9:00 R; 12:10 Hoover 2055 Nicole Lampland 5, 14 R; 10:00 R: 2:10 Curtiss 127, 1 st floor Kaitlyn Mahoney 4 R: 9:00 Curtiss 127, balcony
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Chem 177-S11 Exam 2 page 3 total points this page_______ Question 1: (3 pts) A strong electrolyte is one that _______________ completely in solution. Answer: ________________________________ Question 2: (3 pts) A weak electrolyte exists predominantly as ____________________ in solution. Answer: ________________________________ Question 3: (3 pts) What are the spectator ions in the reaction between 3 KOH (aq) and HNO (aq)? Answer: ________________________________ Question 4: (5 pts) A compound was found to be soluble in water. It was also found that addition of acid to an aqueous solution of this compound resulted in the formation of carbon dioxide. Which one of the following cations would form a precipitate when added to an aqueous solution of this compound? A)
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Chem 177 Spring 2011 exam 2 - Dr. Irmi Schewe-Miller Spring...

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