Chemistry, Earth History, Infectious Diseases, Lithosphere
Chemistry-8.P.1-Understand the properties of matter and changes that occur when matter interacts in an open and closed container.
Chemical properties are a characteristic that you can only observe by changing the identity of a substance. Examples would be flammability, re activity, oxidation, and toxicity.
Physical change and Chemical change
Chemical change is any change in matter that results in the formation of a new chemical substance. Examples would be eggs, cake batter, taco, and wood/fire.
Elements, Compounds, and Mixtures
Compounds are a substance that is formed when two or more elements chemically combine. Examples would be H2O, C6H12O2, and Nacl.
Mixtures are a combination of two or more different substances that is mixed but not combined. There are two different mixtures Heterogeneous and Homogeneous. Examples of a heterogeneous mixture is a bowl of cereal , balsamic vinaigrette, dressing, sand, and trail mix. Examples of a homogeneous mixture is water, perfume, gum powder, and mouth wash.
Law of super conservation of mass