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chemistry > Ch.2 Matter and Change > Flashcards

Ch.2 Matter and Change Flashcards

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1
Q

An object is a measure of the amount of matter the object contains

A

Mass

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2
Q

An object is a measure of the space occupied by the object

A

Volume

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3
Q

A property that depends on the amount

A

Extensive Property

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4
Q

A property that depends on the type of matter in a sample, not the amount

A

Intensive Property

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5
Q

Matter that has a uniform and definite composition

A

Substance

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6
Q

A quality or condition of a substance that can be observed or measured without changing the substance’s composition

A

Physical Property

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7
Q

A form of matter that has a definite shape and volume

A

Solid

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8
Q

A form of matter that has an indefinite shape, flows, yet has a fixed volume

A

Liquid

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9
Q

A form of matter that takes both the shape and volume of its container

A

Gas

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10
Q

The gaseous state of a substance that is generally a liquid or solid at room temperature

A

Vapor

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10
Q

A physical blend of two or more components

A

Mixture

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10
Q

Some properties of a material change

A

Physical Change

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11
Q

A mixture in which the composition is not uniform throughout

A

Heterogeneous Mixture

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12
Q

A mixture in which the composition is uniform throughout

A

Homogeneous Mixture

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12
Q

Another name for a homogeneous mixture

A

Solution

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13
Q

Used to describe any part of a sample with uniform composition and properties

A

Phase

14
Q

The process that separates a solid from the liquid in a heterogeneous mixture

A

Filtration

15
Q

The process in which a liquid is boiled to produce a vapor that is then condensed into a liquid

A

Distillation

16
Q

The simplest form of matter that has a unique set of properties

A

Element

17
Q

A substance that contains two or more elements chemically combined in a fixed proportion

A

Compound

17
Q

A change that produces matter with a different composition than the original matter

A

Chemical Change

17
Q

An arrangement of elements in which the elements are separated into groups based on a set of repeating properties

A

Periodic Table

17
Q

One-or two-letters that represent an element

A

Chemical Symbol

18
Q

Each horizontal row of the periodic table

A

Period

19
Q

Each vertical column of the periodic table

A

Group

20
Q

The ability of a substance to undergo a specific chemical change

A

Chemical Property

20
Q

One or more substances change into one or more new substances

A

Chemical Reaction

21
Q

A substance present at the start of the reaction

A

Reactant

22
Q

A substance produced in the reaction

A

Product

22
Q

A solid that forms and settles out of a liquid mixture

A

Precipitate

23
Q

States that in any physical change or chemical reaction, mass is conserved

A

Law of Conservation of Mass

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