Intro To Chem

Front 1

the closeness of a measurement to the answer

Back 1

acuracy

Front 2

the quantity of required to raise the temp of 1g of water to 1 degree

Back 2

calorie

Front 3

a materials mass devided by its volume or its mass per unit volume

Back 3

density

Front 4

2 variables that have a constant ratio

Back 4

directly perportional

Front 5

the some of the kinetic energies of the particals in a sample of matter

Back 5

heat

Front 6

the amount of heat energy raised to raise the temp. of a given sample of matter by 1 degree c

Back 6

heat capacity

Front 7

the si unit of heat energy and all forms of energy

Back 7

joules

Front 8

the si standard unit for mass

Back 8

kilogram

Front 9

2 variables that have a consistent mathimatical product

Back 9

inversly proportional

Front 10

meter

Back 10

the si standard unit for length

Front 11

the amt. of heat energy to raise the temp of 1g of a substance 1 degree c

Back 11

specific heat

Front 12

a measure of average kinetic energy of the particals in a sample of matter

Back 12

temperature

Front 13

changes between gaseous, liquid, or solid state

Back 13

change of state

Front 14

any change or reaction in which 1 or more substances are converted into different substances

Back 14

chemical change/reaction

Front 15

the ability of a substance to undergo a change that alters its identity

Back 15

chemical property

Front 16

a substance that cannot be sererater by other substances by ordinary chemical change

Back 16

element

Front 17

describes process to absorb heat

Back 17

endothermic energy

Front 18

describes the processes that release heat

Back 18

exothermic energy

Front 19

the vertical columns of elements in the periodic table, numbered consecutively from 1 to 8

Back 19

groups/families

Front 20

the energy of an objest in motion

Back 20

kinetic energy

Front 21

a chemical compound that contains the same elements in exactly the same proportions by mass, reguardless of size

Back 21

law of definite comp.

Front 22

a state of any matter that has neither a definite shape nor definite volume

Back 22

gaseoes state

Front 23

that state of any matter that has a definite volume, but an indefinite shape

Back 23

liquid state

Front 24

the measure of the quantity of matter

Back 24

mass

Front 25

anything that has mass or occupies space

Back 25

matter

Front 26

an element that has properties and characteristics of metals and other characteristics of non metals, and is a semiconductor

Back 26

metaloid

Front 27

a combination of 2 or more kinds of matter, each of which retains its own composition or properties

Back 27

mixture

Front 28

the horizontal rows of elements in the periodic table, numbered 1 to 7 from top to bottom

Back 28

period

Front 29

a property that can be observed or measured, without altering the identity of material

Back 29

physical property

Front 30

a solid that serarates from a solution

Back 30

percipitate

Front 31

the new substance or substances produced by a chemical enzyme reaction

Back 31

products

Front 32

energy that an object has because of its position or compostion

Back 32

potential energy

Front 33

the substances that undergo a chemical reaction

Back 33

reactants

Front 34

the state of any matter that has definite shape and volume

Back 34

solid state

Front 35

a homogenious mixture of 2 or more substances in a single phase

Back 35

solution

Front 36

a measure of the earthes gravitational attraction for matter

Back 36

weight

Front 37

a unit of absoulte temerature

Back 37

kelvin

Front 38

a metric unit of volume typically used for fluids

Back 38

liter