CHEM1300_MidtermF09_PartA

CHEM1300_MidtermF09_PartA - THE UNIVERSITY OF MANITOBA...

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THE UNIVERSITY OF MANITOBA October 28 20 09 Midterm EXAMINATION PAPER NO: PAGE NO: 1 of 8 DEPARTMENT & COURSE NO: CHEM 1300 TIME: 2 HOURS EXAM: CHEM 1300: Structure and Modelling In Chemistry EXAMINER: CHEM 1300 Committee THIS EXAM CONSISTS OF TWO PARTS : Part A (multiple-choice) and Part B (free-response) PART A of this CHEM 1300 October examination paper is an objective-type, machine-scored examination. All questions in this paper are of equal value. Part A is worth 40 marks (or 83.3% of the 25 marks allotted to this midterm examination) and should not require more than 100 min to complete. GENERAL INSTRUCTIONS FOR PART A Do not fold, staple, tear, or otherwise mutilate the answer sheet. Indicate your answers with a bold mark on the answer sheet, using a soft lead (graphite) pencil . If you do any erasing, be sure that erasures are complete. Each question has ONE correct answer only. DO NOT MARK MORE THAN ONE ANSWER PER QUESTION. Marks will NOT be deducted for wrong answers. Blank sheets are attached to this examination to be used for rough work. Numerical answers are correct to within 5%. You may keep the question paper to Part A. We suggest that you record your answers so that you may compare them against the answer key which will be available on the ANGEL course site soon after the examination. PART B consists of 4 short answer questions each worth 2 marks for a total of eight marks (or 16.7% of the 25 marks allotted to this midterm examination) and should not require more than 20 min to complete. Note Part B is a single sheet of paper with questions given on both the front and the back side of the paper. VERY IMPORTANT For accurate processing of the answer sheet for this examination, we must have on your answer sheet: 1. your correct student number , and 2. your name 3. SUBMIT BOTH THE ANSWER SHEET TO PART A AND FREE-RESPONSE QUESTION/ANSWER SHEET PART B FOR GRADING. Write your student number in the column marked by a colored arrow on the answer sheet and score your student number correctly in the area to the right of this column. NO CELLPHONES, PAGERS, CALCULATORS WITH TEXT, ETC. ARE PERMITTED. STUDENTS FOUND WITH ANY OF THESE PROHIBITED ITEMS WILL HAVE THEIR ANSWER PAPERS CONFISCATED AND WILL RECEIVE A GRADE OF ZERO ON THE EXAMINATION.
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Paper: CHEM 1300: Structure and Modelling In Chemistry Page: 2 of 8 1) The formula of barium nitride is A) BaN B) Ba 3 N 2 C) Ba 2 N 2 D) Ba 2 N E) Ba 2 N 3 2) How many hydrogen atoms are there in 12.4 g of Al 2 (HPO 4 ) 3 ?
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This note was uploaded on 12/19/2011 for the course AP CHEM 1300 taught by Professor James during the Fall '11 term at Manitoba.

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CHEM1300_MidtermF09_PartA - THE UNIVERSITY OF MANITOBA...

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