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Science > Mini Summative 10/9/15 > Flashcards

Mini Summative 10/9/15 Flashcards

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1
Q

What 3 things is a state of matter based on?

A

Particle arrangement, energy of particles, and distance between particles

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2
Q

Solid to Liquid

A

Melting

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3
Q

Liquid to Solid

A

Freezing

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4
Q

Liquid to Gas

A

Vaporization

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5
Q

Gas to Liquid

A

Condensation

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6
Q

Solid to Gas

A

Sublimation

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7
Q

Gas to Solid

A

Desublimation

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8
Q

Pure Substance

A

Can write chemical formula; homogeneous

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9
Q

Compound

A

Combination of atoms in a fixed position; described by a chemical formula; Homogeneous

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10
Q

What is the definition of matter?

A

Anything that had mass, takes up space, but is not pure energy

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11
Q

Element

A

Listed on the periodic table; have a chemical symbol; made of one kind of atom; Homogenous

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12
Q

Mixtures

A

Variable ratios; are made by a recipe that can change

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13
Q

Solutions

A

Homogeneous mixture; solute+solvent

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14
Q

Suspensions

A

Heterogeneous mixture; layers spread out over time

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15
Q

Colloids

A

heterogeneous mixture; particles do not settle out over time

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16
Q

Vinegar, Glass Cleaner, Gasoline

A

Solutions

17
Q

Milk, Butter, Paint

A

Colloids

18
Q

Italian Salad Dressing, Coca-Cola, Chocolate Milk

A

Suspensions

19
Q

Physical Change

A

A physical change is any change NOT involving a change in the substance’s chemical identity.

20
Q

Chemical Change

A

A process in which chemical bonds are broken and new ones are made.

21
Q

Physical Property

A

Can be observed or measured without changing the composition of matter

22
Q

Chemical Property

A

A property or characteristic of a substance that is observed during a reaction in which the chemical composition or identity of the substance is changed

23
Q

Solids have the ________ KE

A

Lowest

24
Q

Gases have _______ KE

A

High

25
Q

Homogeneous solutions

A

Looks same throughout

26
Q

Gases have _____ PE

A

Low

27
Q

Heterogeneous solutions

A

Colloids and Suspensions; you can still see stuff in it

28
Q

Gas+heat+electrical energy

A

Plasma

28
Q

Plasma has the _______ KE

A

Highest

28
Q

Solids have ___ PE

A

Low

29
Q

Liquids have a KE

A

High

30
Q

Liquids have a PE

A

Low

31
Q

Plasma has the ________ PE

A

Lowest

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