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Properties of Matter
Changes in Matter
Mixtures of Matter
Elements & Compounds
Misc.
100
A form of matter with a uniform and unchanging composition
What is a substance
100
Alters the physical properties of a substance without changing its composition
What is a physical change
100
A physical blend of two or more pure substances in any proportion
What is a mixture
100
A substance that cannot be separated into simpler substances b physical or chemical means
What is an element
100
Sodium Chloride is this
What is salt
200
A property that can be observed without altering a substance's composition.
What is physical properties
200
A chemical reaction, involves a change in a substance's composition
What is a chemical change
200
Solutions are this type of mixture
What is a homogeneous mixture
200
A chemical combination of two or more different elements
What is compound
200
It does not blend smoothly throughout and the individual substances remain distinct
What are heterogeneous mixtures
300
The three common states of matter
What are solid, liquid, and gas
300
This is where reactants form products
What is a chemical reaction
300
These can be separated by physical means
What are mixtures
300
Horizontal rows in the periodic table
What are periods
300
This is when a drop of a mixture from the top of the beaker has the same composition as a drop from the bottom of the beaker
What is a homogeneous mixture
400
A property's substance ability to combine with or change into one or more new substances
What is chemical properties
400
Mass is neither created nor destroyed during a chemical reaction reaction; it is conserved
What is the law of conservation
400
Common separation techniques include filtration, crystallization, and this
What is distillation
400
Vertical columns in the periodic table
What groups
400
Technique that uses a porous barrier to separate a solid from a liquid
What is filtration
500
Dependent on the amount of substance present
What are extensive properties
500
This change indicates chemical reactions
What is energy
500
Separates substances based on their movement through a special paper
What is chromatography
500
The ratio of the mass of each element to the total mass of the compound as a percentage
What is the percent by mass
500
Refers to the gaseous state of a substance that is a solid or liquid at room temperature
What is vapor