#1 Task Determine if there is physical evidence that connects the suspect to the crime.Determine if there is physical evidence that connects the suspect.
Physical and Chemical Changes. Properties of Matter All pure substances have characteristic properties Properties are used to distinguish between substances.
Subatomic particles Electron Proto n Neutro n Nam e SymbolCharge Relative mass Actual mass (g) e-e- p+p+ n0n0 +1 0 1/1840 1 1 9.11 x 10 -28 1.67 x 10.
ORGANIC CHEMISTRY COMPLETE (PRE-BOARD REVIEW 2014)
Unit 1 Lesson 3 Physical and Chemical Changes Copyright © Houghton Mifflin Harcourt Publishing Company.
Friday, April 15 th : “A” Day Monday, April 18 th : “B” Day Agenda Homework questions/problems? Quiz over section 7.2 Begin 7.3: “Formulas & Percentage.
Chapter 16.2. What we know so far… Matter is made of atoms.
Section 3 – Changes of Matter Chapter 2. Bellringer Matter can go through both physical and chemical changes and can exist as mixtures and compounds.
The Structure of an Atom & The Periodic Table. “The Atom” I. Atom- The building blocks of matter. A. Atoms have three parts: 1. Protons (Positive Charge)
CHEMISTRY SOL REVIEW. WHICH OF THE FOLLOWING IS NOT AN EXAMPLE OF A PHYSICAL CHANGE? A. the shaping of a gold bar B. the melting of a popsicle C. the.
Thank you for wearing your IDs and Keeping all electronics put away. Grab your notebook.
Matter
