What are the 3 factors that affect solubility?
Surface area of the solute
Temperature
Pressure
What is a mixture?
Contains only 1 component/part of the same particle type, either found on the periodic table or chemically combined. Examples: Oxygen, Copper, Sugar
What are the two types of pure substances
Elements (found on the periodic table) and compounds (chemically combined elements)
What does homogeneous mean?
Has no visible components/parts i.e. One substance is dissolved in another with parts being evenly mixed. Appears the same throughout.
What is another name for a heterogeneous mixture?
Mechanical Mixture
What is a heterogeneous mixture?
Has visible components/parts, with parts not evenly mixed. You can see the individual parts.
What is one of the principals in the Particle Theory of Matter
All matter is made up of tiny particles.
These particles are always moving… they have energy
There are spaces between these particles
There are attractive forces between the particles
The particles of one substance differ from the particles of another***