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21 Cards in this Set
- Front
- Back
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What are the 4 phases matter is found in?
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Plasma, solid, Liquid, Gas
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Characteristics of Plasma?
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Partially ionized gas, more free electrons, electronically conductive, overall neutral, no shape or volume.
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Examples of Plasma?
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sun, lightening, fire, neon sign
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Substance
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A particular kind of matter that always has the same composition (either elements or compound)
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Homogeneous Matter
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Matter that's uniform in appearance & with uniform properties throughout
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Heterogeneous Matter
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Matter with 2 or more physically distinct phases present
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Phase
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A homogeneous part of a system separate from other parts
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Mixture
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2 or more substances, variable in composition.
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Homogeneous Mixture (solution)
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Mix of 2 or more substances; has one phase (ex: koolaid)
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Matter
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anything that has mass and takes up space (can be a pure substance or mixture)
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Solid
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definite shape and volume
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Crystalline Solid
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have regular, repeating, 3d, Geometrical patterns (Salt, metals)
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Amorphous Solids
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Don't have regular pattern; without shape or form. (plastics, gels, glass)
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Liquid
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Definite volume but no definite shape
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Gas
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Indefinite volume and no fixed shape
(unlike solid or liquid, can be compressed into a very small or expanded almost indefinitely) |
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Celsius to Kelvin or
Kelvin to Celsius |
K=C+273.15
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Fahrenheit to Celsius or
Celsius to Farenheit |
F=(1.8xC)+32
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Density Formula
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D=Mass/Volume
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Specific Gravity
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SpGr=
density of a liquid or solid / density of water |
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Standard unit for mass
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kilogram
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Elements that exist as Diatomic Molecules (7)
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Hydrogen H, Nitrogen N, Oxygen O, Fluorine F, Chlorine Cl, Bromine Br, Iodine I
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