Chapter 2 Matter and Change 2.1 Properties of Matter 2.2 Mixtures 2.3 Elements and Compounds 2.4 Chemical Reactions Copyright © Pearson Education, Inc., or its affiliates. All Rights Reserved. .

Do Now: What properties can you use to describe a beaker of water? Copyright © Pearson Education, Inc., or its affiliates. All Rights Reserved. .

State (solid, liquid, gas) Color Melting point Conductivity Describing Matter Physical Property – characteristic that can be observed or measured WITHOUT changing a substance’s composition Examples: State (solid, liquid, gas) Color Melting point Conductivity Copyright © Pearson Education, Inc., or its affiliates. All Rights Reserved. .

Mass - amount of matter an object contains Describing Matter Mass - amount of matter an object contains Volume - space occupied by an object Density – ratio of the mass of an object to volume Density = mass / volume Copyright © Pearson Education, Inc., or its affiliates. All Rights Reserved. .

Physical Properties Intensive Properties Extensive Properties Depend on the type of matter in a sample. Does NOT depend on the amount. Examples: Density Temperature Depend on the amount of matter in a sample. Examples: Mass Volume Copyright © Pearson Education, Inc., or its affiliates. All Rights Reserved. .

Classify as Extensive or Intensive Mass Melting Point Color Volume Boiling Point Concentration Length Freezing Point Temperature Density Copyright © Pearson Education, Inc., or its affiliates. All Rights Reserved. .

Physical Properties Intensive Properties Extensive Properties Depend on the type of matter in a sample. Does NOT depend on the amount. Examples: Density Temperature Melting & Freezing Points Boiling Point Concentration Depend on the amount of matter in a sample. Examples: Mass Volume Length Copyright © Pearson Education, Inc., or its affiliates. All Rights Reserved. .

END OF 2.1 Copyright © Pearson Education, Inc., or its affiliates. All Rights Reserved. .