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Chemistry > Chapter 1 > Flashcards

Chapter 1 Flashcards

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1
Q

The study of the composition, structure, and properties of substances and the changes they undergo.

A

Chemistry

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2
Q

A substance produced or used in a chemical process.

A

Chemical

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3
Q

The study of substances containing carbon and hydrogen, and their derivatives.

A

Organic Chemistry

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4
Q

The study of all substances not classified as organic chemicals (all substances containing elements other than carbon.)

A

Inorganic Chemistry

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5
Q

The study of the properties, transformations, and interrelationships of energy and matter.

A

Physical Chemistry

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6
Q

The study of all substances and processes that occur in living things.

A

Biochemistry

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7
Q

The identification of substances and the qualitative and quantitative determination of the composition of materials.

A

Analytical Chemistry

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8
Q

Anything that has mass and occupies space.

A

Matter

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9
Q

The resistance to change in motion.

A

Inertia

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10
Q

A measure of the earth’s gravitational attraction for matter.

A

Weight

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11
Q

The measure of the quantity of matter.

A

Mass

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12
Q

Matter cannot be created or destroyed by ordinary chemical or physical changes.

A

Law of Conservation of Matter

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13
Q

Has a definite shape and volume

A

Solid

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14
Q

Has a definite volume, but not a definite shape.

A

Liquid

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15
Q

No definite shape or volume.

A

Gas

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16
Q

Gaseous system composed of positive charged particles and negative charged electrons.

A

Plasma

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17
Q

The ability to cause change or the ability to do work.

A

Energy

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18
Q

The energy of motion

A

Kinetic Energy

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19
Q

The energy of position or composition.

A

Potential Energy

20
Q

Energy cannot be created or destroyed, but is can only change forms.

A

Law of Conservation of Energy

21
Q

Enable us to distinguish one kind of matter from another

A

Properties

22
Q

Can be observed or measured without altering the identity of a material.

A

Physical Properties

23
Q

Depend on the amount of matter present. (Mass, Length, and Volume)

A

Extensive Physical Properties

24
Q

Do not depend on the amount of matter present.

A

Intensive Physical Properties

25
Q

Any change in a property of matter that does not result in a change in identity.

A

Physical Change

26
Q

Changes among the states of matter.

A

Changes of State

27
Q

The ability of a substance to undergo a change that alters its identity.

A

Chemical Properties

28
Q

When one or more substances are converted into different substances with different chemical properties.

A

Chemical Change

29
Q

Substances that undergo a chemical reaction.

A

Reactants

30
Q

The new substances produced by a chemical reaction

A

Products

31
Q

Solid that separates from a solution.

A

Precipitate

32
Q

A process that releases heat.

A

Exothermic

33
Q

A process that absorbs heat.

A

Endothermic

34
Q

Combination of 2 or more types of matter which retains its own composition or properties.

A

Mixture

35
Q

The composition and properties are not uniform as they differ from point to point in the mixture.

A

Heterogeneous Mixture

36
Q

The composition and properties are uniform throughout the mixture.

A

Homogeneous Mixture

37
Q

Another word for homogeneous mixtures.

A

Solutions

38
Q

A portion of matter having both the same physical and chemical properties.

A

Phase

39
Q

A pure substance that cannot be decomposed by ordinary means.

A

Element

40
Q

A pure substance that can be decomposed into 2 or more simpler substances by a chemical change.

A

Chemical Compound

41
Q

The vertical columns of elements numbered from 1-18

A

Groups

42
Q

Horizontal rows of elements in the periodic table numbered from 1-7

A

Periods

43
Q

An element that is a good conductor of heat and electricity.

A

Metal

44
Q

An element that is a poor conductor of heat and electricity.

A

Nonmetal

45
Q

An element that has both properties of metals and nonmetals, and is a semiconductor

A

Metalloid

46
Q

Basically inert and do not fit into any other category

A

Noble Gases

Chemistry (19 decks)

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