Matter And Energy

Front 1

matter

Back 1

anything that has mass and volume

Front 2

energy

Back 2

the ability to do work

Front 3

element

Back 3

pure substance, cannot be chemically decomposed

Front 4

compound

Back 4

pure substance, can be chemically decomposed

Front 5

heterogeneous mixture

Back 5

mixture, non uniform composition

Front 6

homogeneous mixture

Back 6

mixture, uniform composition

Front 7

what are the states of matter

Back 7

solid liquid gas plasma

Front 8

what makes water unique when it freezes

Back 8

the particles expand

Front 9

solids have __ ke

Back 9

very low

Front 10

solids have___ shape and __ volume

Back 10

fixed shape and volume

Front 11

solids __ conform to the container shape

Back 11

do not

Front 12

particle motion of solids

Back 12

vibrational

Front 13

crystalline solid

Back 13

molecules arranged in a specific pattern

Front 14

amorphous solid

Back 14

no molecular order

Front 15

liquids have __ ke

Back 15

low

Front 16

liquids have __ volume and __ shape

Back 16

fixed volume and variable shape

Front 17

particle motion of liquids

Back 17

vibrational and rotational

Front 18

gases have __ ke

Back 18

high

Front 19

gases have __ shape and __ volume

Back 19

variable shape and volume

Front 20

particle motion of gas

Back 20

vibrational, rotational, translational

Front 21

solid to liquid

Back 21

melting

Front 22

liquid to gas

Back 22

boiling, vaporization

Front 23

gas to liquid

Back 23

condensation

Front 24

liquid to solid

Back 24

freezing, solidification, crystallization

Front 25

solid to gas

Back 25

sublimation

Front 26

gas to solid

Back 26

deposition

Front 27

aq means

Back 27

aqueous (dissolved in water)

Front 28

temperature

Back 28

measure of an objects average ke

Front 29

heat

Back 29

flow of energy from high temp to low temp

Front 30

endothermic

Back 30

heat absorbed during a reaction, feels cold

Front 31

exothermic

Back 31

heat given off during a reaction, feels hot

Front 32

specific heat of liquid water

Back 32

4.18

Front 33

specific heat of ice

Back 33

2.05

Front 34

specific heat of water vapor

Back 34

2.01

Front 35

specific heat of aluminum

Back 35

.90

Front 36

specific heat of copper

Back 36

0.385

Front 37

q lost =

Back 37

q gained

Front 38

filtration

Back 38

removing “straining” a solid from a liquid with a porous paper

Front 39

can/cannot separate a dissolved substance through filtration

Back 39

cannot

Front 40

immiscible liquids

Back 40

liquids that don’t mix

Front 41

decanting

Back 41

pouring a liquid off a solid

Front 42

precipitate

Back 42

solid formed in a solution during a chemical reaction

Front 43

chromatography

Back 43

separation of a mixture based on bonding preferences and molecular polarity

Front 44

chromatography needs a __ and __ phase

Back 44

stationary and mobile

Front 45

distillation

Back 45

separation based of boiling point differences

Front 46

volatility

Back 46

measure of the speed at which a substance evaporates

Front 47

fractional distillation

Back 47

distill one big mixture into many different parts

Front 48

physical properties

Back 48

are constants about the substance, can use our senses to observe them

Front 49

extensive physical property

Back 49

depends on how much material you have

Front 50

intensive physical property

Back 50

does not matter how much

Front 51

physical can/cannot be reversed

Back 51

can

Front 52

chemical properties

Back 52

properties a substance has when it reacts with another substance

Front 53

chemical change

Back 53

makes a new product

Front 54

physical change

Back 54

matter changes form but not identity