Survey
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
Leader: Brett Course: Chem 163 Instructor: Kingston Supplemental Instruction Date: Tuesday, January 17th 2012 Iowa State University 1. Define matter. What are the two chemical classifications of matter? What is the difference between the two classifications? Give an example of each. Chapter 1 What is Chemistry? 2. What are the two types of pure substances and what are their differences? 3. What is a physical transformation? What are examples of physical properties? 4. What is a chemical transformation? What are examples of chemical properties? 5. Circle which target is more precise? Box which is more accurate? A B 6. Determine the number of significant figures in each of the following numbers. a) 2.689 b) .0010 c) 3.0900 x 10 –3 7. List the six (6) diatomic molecules discussed in class. Supplemental Instruction 1060 Hixson-Lied Student Success Center 294-6624 www.si.iastate.edu