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Chemistry 1 > Chapter One > Flashcards

Chapter One Flashcards

0
Q

Liquid: the particles are _______

A

Slip past one another

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1
Q

Solid: the particles are ______

A

Packed tightly

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2
Q

Gas: the particles are _____

A

Very far apart

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3
Q

Matter may change ____ or ______

A

Physically

Chemically

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4
Q

In physical changes, the identity of the matter _______ change

A

Does not

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5
Q

Some examples of “physical changes” to matter: ______________

A

Freeze
Melt
Evaporate
Condensation

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6
Q

In chemical changes, the identity of the matter _______ change

A

Does

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7
Q

Changes of state are ____ changes; melting, boiling, evaporating

A

Physical

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8
Q

In a _______ change, “reactants” undergo a chemical reaction and produce new “products”

A

Chemical

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9
Q

What are the reactants in
-If limestone is heated strongly, it breaks down to form lime and carbon dioxide
And
-sodium salicylate is made from carbon dioxide and sodium phenoxide

A

Limestone for the first

Carbon dioxide, sodium phenoxide for 2nd

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10
Q

What are the products in
-If limestone is heated strongly, it breaks down to form lime and carbon dioxide
And
-sodium salicylate is made from carbon dioxide and sodium phenoxide

A

Lime, carbon dioxide for 1st one

Sodium salicylate for 2nd one

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11
Q

Mass is defined as __________

A

Quantity of matter

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12
Q

Volume is defined as ________

A

Space occupied

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13
Q

Density is a _____ property of matter

A

Physical

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14
Q

Liters (L) is a unit of measurement for

Mass, volume, or density?

A

Volume

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15
Q

Milligrams(mg) is a unit of measurement for

Mass, volume, or density

A

Mass

16
Q

Cm3 (cubic centimeters) is a unit of measurement for

Mass, volume, or density

A

Volume

17
Q

g/cm3 is a unit of measurement for

Mass, volume, or density

A

Density

18
Q

Milliliters(mL) is a unit of measurement for

Mass, volume, or density

A

Volume

19
Q

Grams(g) is a unit of measurement for

Mass, volume, or density

A

Mass

20
Q

G/mL is a unit of measurement for

Mass, volume, or density

A

Density

21
Q

1 cm3 = _____mL

A

1

22
Q

All of the particles of a pure substance are the: same or different

A

Same

23
Q

What is the independent variable?

A

X axis tittle

24
Q

What is the dependent variable?

A

Y axis tittle

25
Q

Heterogeneous mixture

A

-very well mixed

26
Q

Homogeneous mixture

A

-Not well mixed

Chemistry 1 (2 decks)

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