Chem
homogenous mixture
a mixture the same throughout
element
pure silver
compound
sodium chloride
element
aluminum
digesting a pizza
an example of a chemical change
P
boiling water, c or p?
mixture
brass
C
burning gasoline, c or p?
chemical change
change in which a substance becomes a different substance
cheical chanfe
change in which substances become a different substance
molecule
collection of atoms bonded together that behave as a unit
C
cooking an egg, c or p?
P
dissolving sugar in water, c or p?
compound
distilled water
physical change
doesnt affect composition of substance
pure substance
either a pure element or compound
P
evaporating alcohol, c or p?
C
fermenting fruit juice, c or p?
atoms
fundamental unit of which elements are made
liquid
he state of matter for an object that has a definite volume but not a definite shape is..?
element
helium
solution
homoegenous mixture
solution
homogenous mixture
the producs are different substances from starting materials
in a chemical change the....
P
ironing a shirt, c or p?
compound
14k gold
true
T or false. Iron is an element
atom
A sample of an element contains only one kind of...
Atom
An element is a collectiong of a single kind of
the air in this room
An example of a mixture is
Matter
Anything that has mass and volume is called...
2
How many of the following are compound: table salt, carbon, copper, water, mercury?
liquid
If Iodine melts at 114 C and boils at 184, what is its physical state at 120?
solid
If iodine melts ar 114 and boils at 184, what is the physical state at 98?
gas
If iodine melts at 114 and boils at 184, what is the physical state at 250?
Ice melts
WHich of the following is only a physical change?
Gold is an inert (nonreactive) metal
Which of the following decribes a chemical property of gold?
boiling water
Which of the following involves no chemical change?
Paper boiling
Which of the following is a chemical change?
sodium chloride
Which of the following is an element?
silver
Which of these is an element?
physcal properties
a substance that can change with out the substance's becoming a different substance
physical properties
a substance that can change without the substances becoming a different substance
chemical properties
ability of a substance to change into a different substance
mixture
air
matter
material of the universe
matter
matierial of the universe
alloys
mixture of elements that has metallic properties
homogenous mixture
mixture that stays the same throughout
P
sanding a table top, c or p?
liquid
substace with definite volume that takes the shape of its container
gas
substace with no definite shape or volume
compounds
substance made of two or more different elements joined together in a specific wat
compounds
substance made of two or more different elements joined together in a specific way
liquid
substance with a fixed shape and volume
solid
substance with a fixed shape and volume
liquid
substance with definite shape and definite volume, that takes shape of container
solid
substance with fixed shape and volume
gas
substance with no definite shape or volume
mixed
substance with variable composition
elements
substances containing only one type of atom
compound
tap water
solid
the state of matter for an object that has both definite volume and definite shape is...?
gaseous
the state of matter for an object that has neither definite shape or volume is..?
true
true or false milk is an example of a homogenous mixture
element
tungsten
a compound
water is an example of a
oxygen
which of the following is an element?
Helium is very non reactive
which of these is a chemical property?