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CHEMISTRY 10 > Chapter 1 > Flashcards

Chapter 1 Flashcards

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0
Q

The process by which one or more substances change to produce one or more different substances

A

Chemical reaction

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1
Q

Any substance that has a definite composition. Made of the same stuff no matter where it comes from. (Water, carbon dioxide..)

A

Chemical

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2
Q

Physical forms of matter. Solid liquid gas plasma

A

States of matter

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3
Q

Fixed volume, not a fixed shape

A

Liquid

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4
Q

Fixed volume and shape

A

Solid

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5
Q

Neither fixed volume nor fixed shape

A

Gas

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6
Q

A gas whose particles have broken apart and are charged

A

Plasma

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7
Q

Changes in which the identity of a substance does not change

A

Physical change

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8
Q

Substances right of the arrow?

Substances left of the arrow?

A

Products,

Reactants

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9
Q

Space an object occupied

A

Volume

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10
Q

Quantity of matter contained in an object. (How much stuff is inside?)

A

Mass

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11
Q

Force produced by gravity acting on mass.

A

Weight

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12
Q

Weight of an object is affected by its___ in the universe. Mass remains the same.

A

Location

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13
Q

Something that has magnitude, size, or amount

A

Quantity

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14
Q

A quantity adopted as a standard of measurement

A

Unit

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15
Q

King Hector Drank Dark Chocolate Milk:

Kilo, hecto, deka, deci, centi, milli.

A 
10^3
10^2
10^1
10^-1
10^-2
10^-3
16
Q

Ratio that relates two units that express a measurement of the same quantity

A

Conversion factor

17
Q

Mass divided by volume

A

Density

18
Q

Smallest unit of an element that maintains the properties of that element

A

Atom

19
Q

Single element or single compound that has definite chemical and physical properties

A

Pure substance

20
Q

Pure substances that contain only one kind of atom

A

Element

21
Q

2+ atoms combined in a definite ratio

A

Molecule

22
Q

Elements consisting of two atoms (oxygen, nitrogen, chlorine, hydrogen)

A

Diatomic

23
Q

One of a number of different molecular forms of an element. (Ozone: toxic, pale blue. Oxygen: colorless, odorless, essential)

A

Allotrope

24
Q

Substance composed of more than one kind of atom

A

Compound

25
Q

Combination of 2+ substances that are NOT chemically combined

A

Mixture

26
Q

Has a uniform structure/ composition throughout

A

Homogeneous

27
Q

Composed of dissimilar components. Not evenly mixed.

A

Heterogeneous

CHEMISTRY 10 (3 decks)

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