Classifying Matter
Anything that has mass and volume
What is Matter?
what is density
mass per unit volume
Mass cannot be created or destroyed
What is the law of conservation of mass
How the substance reacts when it changes
WHat is a chemical property?
When a substance changes its color, shape, or texture
What is a physical change?
Matter that always has the same composition and properties
What is a Pure Substance?
Substance made of two+ elements
What is a compund
Change the state of matter
What is Phase change
When a substance changes its color and odor
What is a chemical change?
Baking Soda (NaHCO3)
What is a Compound?
Mostly Solid, not mixed well
What is heterogeneous?
Liquid to Solid
What is Freezing
Dry Ice Sublimation
Elements, Compounds, and Mixtures
What are the categories of matter?
Two or more liquids mixed well
What is miscible?
Gas to liquid
What is condensation
Making Ice Cubes
What is an example of a exothermic reaction
Chromium is a ___ which is a ___.
What is element and pure substance?
Separates materials based on boiling point
Gas to Solid
What is desposition
Cooking an egg is a ____ chemical reaction
What is endothermic?