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2.1
2.2
2.3
2.4
Terms
100
Three forms of matter
What are solid, liquid, and gas?
100
State that most solutions are in.
What is liquid?
100
Classification of matter that explains why carbon won't break down into a simpler substance
What is an element?
100
The ability of a substance to undergo a specific chemical change
What is a chemical property?
100
Measure of the space occupied
What is volume?
200
Two categories that classify the properties of matter.
What are intensive and extensive?
200
Mixtures that have two or more phases
What are heterogeneous mixtures?
200
Things chemists use to represent symbols and compounds
What are chemical symbols and chemical formulas?
200
Type of change in which the composition of matter always changes
What is a chemical change?
200
Thing that an element is represented by
What is a chemical symbol?
300
Two categories that classify physical changes
What are irreversible and reversible?
300
The classifications of mixtures
What are heterogeneous and homogeneous mixtures?
300
Classification of matter that can be broken down into simpler substances unlike elements
What is a compound?
300
The only way to be sure a chemical change has occurred
What is testing the composition of a sample before and after the change?
300
Mixture in which the composition is uniform throughout
What is a homozygous mixture?
400
Gas and two of its properties
What is matter that takes shape and volume of its container and: 1)has an indefinite shape 2)indefinite volume
400
The determining factor that classifies mixtures as heterogeneous or homogeneous
What is the distribution of their components?
400
State of composition of material that determines it is a "substance"
What is a fixed composition.
400
The quality that is always equal between the products and the reactants during any chemical reaction
What is mass?
400
Law that states that in any physical change or chemical reaction, mass is conserved
What is the law of conservation of mass?
500
Quality or condition of a substance that can be observed or measured without changing the substances composition.
What is a physical property?
500
Type of property that can be used to separate mixtures
What is the difference in physical properties?
500
A change that produces matter with a different composition than the original matter/reactants.
What is a chemical change?
500
Four possible clues to chemical change
What are: 1) transfer of energy 2) change in color 3) production of gas 4) formation of a precipitate
500
Process by which a liquid is boiled to produce a vapor that is then condensed into a liquid
What is distillation?