Allied Chemistry

mega (M)

10^6

Kilo (k)

10³

Deka (da)

10^1

deci (d)

10^-1

centi ( c)

10^-2

milli (m)

10^-3

micro

10^-6

nano ( n)

10^-9

states of matter

Solid, liquid, gas

Gas

partiicles widely spread, no shape/volume

liquid

particles a little bit closer, no shape bu volume

solid

particles tightly together, definite shape and volume

physical property

observing something without chnaging composition

physical change

produce regoniziblje difference in the apperance of a substances without causing and change in comp without messing with its identiy

chemical property

change in comp by observing chemical reaction

chemical reaction

chemical substance converted into one or two more chemical substances

intenstive property

property of matter that is independent of the quanity of the substances

Extensive

property of matter that is dependent on the quantity of the substance

examples of insentive properties

color, density, temp, melting and boiling point

Examples of extensive propeties

volume, length, and height

pure substance

a substance that only has one component

examples of pure substances

molecules, elements, oxygen, and nitrogen

mixture

combination of one or two substances in which it retains its own idenity

examples of mixtures

coffee; milk and coffee

pure substance consist of

element and compund

exmamples of elements

sodium, hydrogen, oxygen, copper

examples cant be

changed into simpler way by any chemical reaction

examples of compund

H2O, salt;water, copper oxide

compound is the result

of two elements combining

Na+ Cl are

elements

NaCl is

a compound

Mixture consist of

homogenous and heterogenous

homogenous is

a uniform compound that is well mixed

examples of homogenous

and and salt in water

Heterogenous is

nonuniform, random placement

examples of heterogenous

oil and water , salt and pepper

mass

quantity of matter in a object

length

distance between two parts

volume

space occupied by a object