SI Units
Terms
Properties of Matter
Changes in Matter
Mixtures and Elements
100
teh SI unit for time
What is a second
100
a ratio of equivelant values having different units
What is a Conversion factor
100
properties that can be observed without changing the chemical properties of the substance
What are Physical Properties
100
involves one or more substances turning into new substances
What is a Chemichal Change
100
seperates substances in mixtures by the boiling point of the substances
What is Distillation
200
The SI unit for mass
What is a Gram
200
a Systematic approach to problem solving that uses conversion factors
What is Dimentional Analysis
200
a form of matter with a uniform and unchanging compisition
What is a Substance
200
states that mass is neither created nor destroyed
What is the Law of Conservation of Mass
200
a substance that cannot be seperated into simpler substances by physical or chemichal means
What is an Element
300
the SI unit for temperature
What is Kelvin
300
the difference between an accepted value and an experemental value
What is an Error
300
the state of matter in wich a substance has no clear mass or volume
What is a Gas
300
the starting substances in a chemichal reaction
What is a reactant
300
a chemichal combination of two or more elements
What is a Compound
400
The SI unit for Length
What is a Meter
400
the ratio of an error to an accepted value
What is a Percent Error
400
the state of matter in wich a substance has a definite shape and volume
What is a Solid
400
shows the relationship between reactants and products in a chemichal reaction
What is a Chemichal Reaction
400
seperates substances in a mixture by formation of solid, pure particlesfrom a solution
What is Crystalization
500
a unit made from combining two or more base units
What is a Derived Unit
500
an international unit of measure
What is an SI Unit
500
the state of matter in wich a substance has a clear volume and takes the shape of its container
What is a Liquid
500
the new substance(s) that are formed in a chemichal reaction
What are Products
500
seperates substances in a mixture based on movement through a special paper
What is Chromotography
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