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Glossary of Chapter 1 SAT Chemistry Terms

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Matter
anything that occupies space and has mass
Mass
the amount of matter that a substances has
Inertia
the resistance in a change of position or motion
Law of Definite Composition
Compounds are made by combining atoms of two or more elements in a definite proportion or ratio by mass
Physical Properties
physical state
color
odor
solubility in water
density
melting point
taste
boiling point
hardness
Chemical Properties
flammability
corrosiveness
acid reactions

how it reacts with other substances
Law of Conservation of Matter
In a chemical change matter can neither be created or destroyed
Enthalpy
The heat content in a system. Every system has heat content in a chemical or physical change.
Law of Conservation of Mass and Energy
mass and energy are interchangeable under special conditions.
Law of Conservation of Energy
Energy can neither be created or destroyed.
Scientific Method
Observe
Make a hypothesis (if...then)
Test it
Results
Theory

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