Chapter 2 Vocabulary

Question 0

Volume

Answer 0

A measure of the space occupied by the object

Question 1

Mass

Answer 1

A measure of the amount of matter the object contains

Question 2

Extensive property

Answer 2

A property that depends on the amount of matter in a sample

Question 3

Intensive property

Answer 3

A property that depends on the type of matter in a sample

Question 4

Substance

Answer 4

Matter that has a uniform and definite composition

Question 5

Physical property

Answer 5

A quality or condition of a substance that can be observed of measured without changing the substance’s composition

Question 6

Solid

Answer 6

A form of matter that has a definite shape and volume

Question 7

Liquid

Answer 7

A form of matter that has an indefinite shape, flows, yet has fixed volume

Question 8

Gas

Answer 8

A form of matter that takes both the shape and volume of its container

Question 9

Vapor

Answer 9

Describes the gaseous state of a substance that is generally a liquid or solid at room temperature

Question 10

Physical change

Answer 10

During this, some properties of a material change, but the composition of the material does not change

Question 11

Mixture

Answer 11

A physical blend of two or more components

Question 12

Heterogeneous mixture

Answer 12

A mixture in which the composition is not uniform throughout

Question 13

Homogeneous mixture

Answer 13

A mixture in which the composition is uniform throughout

Question 14

Solution

Answer 14

Another name for a homogeneous mixture

Question 15

Phase

Answer 15

Used to describe any part of a sample with uniform composition and properties

Question 16

Filtration

Answer 16

The process that separates a solid from a liquid in a heterogeneous mixture

Question 17

Distillation

Answer 17

During this, a liquid is boiled to produce a vapor that is then condensed into a liquid

Question 18

Element

Answer 18

The simplest form of matter that has a unique set of properties

Question 19

Compound

Answer 19

A substance that contains two or more elements chemically combined in a fixed proportion

Question 20

Chemical change

Answer 20

A change that produces matter with a different composition than the original matter

Question 21

Chemical symbol

Answer 21

It is a one or two letter symbol representing an element

Question 22

Chemical property

Answer 22

The ability of a substance to undergo a specific chemical change

Question 23

Chemical reaction

Answer 23

One or more substances change into one or more new substances

Question 24

Reactant

Answer 24

A substance present at the start of the reaction

Question 25

Product

Answer 25

A substance produced in the reaction

Question 26

Precipitate

Answer 26

A solid that forms and settles out of a liquid mixture

Question 27

Law of conservation of mass

Answer 27

States that in any physical change or chemical reaction, mass is conserved