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AP CHEM > UNIT 1 VOCAB > Flashcards

UNIT 1 VOCAB Flashcards

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1
Q

element

A

a matter that cannot be broken down

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2
Q

compound

A

a pure substance that contains more than one element

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3
Q

mixture

A

contains two or more substances combined (and it retains its chemical identity)

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4
Q

homogenous (solution)

A

composition is the same throughout

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5
Q

Solution

A

made up of a solvent and one or more solutes

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6
Q

Solvent

A

liquid

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7
Q

Solute

A

solid, liquid, or gas

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8
Q

Heterogeneous

A

nonuniform mixtures; composition varies throughout

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9
Q

Filtration

A

separates solid-liquid mixture

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10
Q

significant figures

A

meaningful digits obtained in a measurement

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11
Q

intensive properties

A

Properties that are used to identify a substance; must be independent of the amount

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12
Q

Extensive Properties

A

Dependent on amount

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13
Q

Chemical Properties

A

when the substance takes part in a chemicals reaction; a change that converts it to a new substance

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14
Q

Physical Properties

A

Observed without changing the chemical identity of a substance

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15
Q

Melting Point

A

Temperature at which a substance changes from solid to liquid

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16
Q

Boiling Point

A

Temperature at which bubbles filled with vapor form within a liquid

17
Q

Density

A

Ratio of mass to volume

18
Q

Solubility

A

The process by which a solute dissolves in a solvent and is ordinarily a physical rather than a chemical change

19
Q

saturated solution

A

a solution that contains the max amount of solute that can be dissolved

20
Q

unsaturated solution

A

a solution that contains less than the max amount of solute that is able to be dissolved

21
Q

supersaturated solution

A

a solution that contains more than the max amount of solute that is capable of being dissolved at a given temperature

AP CHEM (2 decks)

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