exam3set2 - / CHEM 121 EXAM # 3 SPRING 2004 . (print last...

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/ . CHEM 121 (print last name) (first name) (m.i.) I Print Name: EXAM # 3 Social Security No.: --1--1 1 1--1--1-- SPRING 2004 Recitation Section No.: Date: 4/23/2004 Recitation Section Instructor: Dr. Bob Conley DIRECTIONS (IF YOU FAIL TO FOLLOWDIRECTIONS #1 AND #2 CORRECTLY, YOU WILL LOSE TWO (2) POINTS ON THIS EXAM) 1. First fill in the information at the top of this paper. Print your last name as it appears on the class roster, then print your first name and middle initial. Then read and sign the honor code statement below. Finally fill in the requested information on the SCAN-TRON ANSWER SHEET according to the following scheme: Print your name in the space labeled NAME - (print last name first) Sign your name in the space labeled SUBJECT Enter your Recitation Section # in the space labeled DATE Enter your Rec. Sec. Instructor's name in the space labeled HOUR 2. The last page of this exam is a periodic table. It also has a list of several important constants. You may carefully remore this last page, if you choose, but do not open the staple. 3. This exam consistsof two parts, A, and B. PART A has 16 multiple choice questionsworth four points each. Each question has only one correct answer, and no credit is lost if you choose a wrong answer. Therefore,leaveno questionunanswered,even if you simplymust guess. 4. PART B consists of three problems numbered I, II, and III. Show all work, show how the units cancel to give the [mal units on your answer, and report your answer to the proper number of significant figures, roundingproperly as you do so. No credit is given simply for the correct answer -- credit is given only for the correct method and accompanying work. Part credit is given where appropriate. Writeyour finalanswersin the spacesprovided. HONOR CODE STATEMENT: On my honor I pledge that I have not violated the provisions of the NJIT student honor code. Signature: DO NOT WRITE BELOW THIS LINE. PART A: (64) (12) Top Third PART B: #1 #2 (12) (12) Middle 3rd #3 Last Third TOTAL SCORE:
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CHEMISTRY121 -- SPRING2004 -- COMMON EXAM #3 Page -1- PART A (16 multiple choice questions worth 4 point each; 20 minutes) 1. A gaseous substance is known which can be decomposed to only hydrogen and phosphorus. When all three gases are at the same T and P, four volumes of the compound give one volume of phosphorus and six volumes of hydrogen gas, H2' The simplest interpretation is that phosphorus is a. P2 b. P3 c. P4 d. Pa 2. A
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This note was uploaded on 11/19/2010 for the course R 102 taught by Professor Morrison during the Spring '10 term at Rutgers.

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exam3set2 - / CHEM 121 EXAM # 3 SPRING 2004 . (print last...

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