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AP Chemistry > AP Chemistry: Chemical Foundations > Flashcards

AP Chemistry: Chemical Foundations Flashcards

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1
Q

Takes up space, has mass, exhibits inertia

A

Matter

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2
Q

The study of matter and energy and more importantly, the changes between them

A

Chemistry

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3
Q

Hypotheses that are assembled in an attempt at explaining “why” and “what” happened

A

Theory

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4
Q

Law of Conservation of Mass

A

Mass of reactants = mass of products

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5
Q

Law of Conservation of Energy

A

Energy cannot be created nor destroyed, it can only change forms

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6
Q

Convert 1 dm^3 to liters

A

1 L

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7
Q

Concert 1 cm^3 to mL

A

1 mL

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8
Q

Correctness; agreement of a measurement with the true value

A

Accuracy

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9
Q

Reproducibility; degree of agreement among several measurements

A

Precision

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10
Q

Equal probability of a measurement being high or low

A

Random or indeterminate error

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11
Q

Errors that occur in the same direction each time

A

Systematic or determinate errors

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12
Q

What is density?

A

Mass over volume

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13
Q

Name the state of matter:

Rigid; definite shape and volume

A

Solid

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14
Q

Name the state of matter:

Definite volume, but takes on the shape of the container

A

Liquid

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15
Q

Name the state of matter:

No definite volume and takes on the shape of the container

A

Gas

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16
Q

Name the state of matter:

Molecules close together vibrating about fixed points

A

Solid

17
Q

Name the state of matter:

Molecules vibrate but also have rotational and translational motion and can slide past one another bit are still close

A

Liquid

18
Q

Name the state of matter:

Molecules vibrate, rotate, and translate and are independent of each other; very far apart

A

Gas

19
Q

The gas phase of a substance that is normally a solid or a liquid at room temperature

A

Vapor

20
Q

Name the state of matter:

Virtually incompressible

A

Solid

21
Q

Name the state of matter:

Slightly compressible

A

Liquid

22
Q

Name the state of matter:

Highly compressible

A

Gas

23
Q

That which can flow; gases and liquids

A

Fluid

24
Q

Matter that can be physically separated

A

Mixtures

25
Q

Mixtures that have visibly indistinguishable parts, solutions that include air

A

Homogeneous mixtures

26
Q

Mixtures that have visibly distinguishable parts

A

Heterogeneous mixtures

27
Q

Compounds and elements

A

Pure substances

28
Q

Matter that can be separated by chemical means

A

Compounds

AP Chemistry (18 decks)

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