Chem 1021 Chapter 4 (9th Edition) (Chemical Reactions) Optional Study Guide

Chem 1021 Chapter 4 (9th Edition) (Chemical Reactions) Optional Study Guide

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CHEM 1021 CHAPTER 4 CHEMICAL REACTIONS Note: This is an optional study guide. This study guide is not an exhaustive list of questions that could appear on quizzes or exams. These are sample questions that may or may not be used on a quiz or midterm exam or final exam. Other questions that are not found on this study guide will be on actual quizzes, midterm and final exams. It is important to do all of the homework problems that are in your Chem 1021 lecture text in addition to the questions in this study guide. Make sure that you do all of the Chemical Connections homework questions that have assigned. Learn the basic principles and then be prepared to apply the principles to problems that you have not seen before. The following questions are to be answered from CHEM 1021 CHAPTER 4 LECTURE TEXT, LECTURE NOTES AND LECTURE SLIDES. 1. What is another term for a chemical change? 2. What happens to reactants and products in a chemical reaction? 3. What does the term formula weight mean? What is the abbreviation for formula weight? What types of compounds is formula weight used for? Give some specific examples. 4. What does the term molecular weight mean? What is the abbreviation for molecular weight? What types of compounds is molecular weight used for? Give some specific examples. 5. What does amu stand for? 6. How many atoms of each element are present in the following compound: (NH 4 ) 3 PO 4 ? 7. What is the atomic mass of each element that in the following compound: (NH 4 ) 3 PO 4 ? 8. What is the formula mass of the following compound: (NH 4 ) 3 PO 4 ? NOTE: Questions 6 and 7 are used to solve question 8. Make a table for this type of problem. 9. What is a mole? Give both definitions that are found in your textbook. What is the abbreviation for a mole? 1
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This note was uploaded on 03/29/2011 for the course CHEMISTRY 1021 taught by Professor Jimbloxton during the Fall '09 term at Temple.

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Chem 1021 Chapter 4 (9th Edition) (Chemical Reactions) Optional Study Guide

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