Vocab
States of Matter
Changes
Chemistry is Fun!
Extra Goodies
100
Anything that has mass and takes up space is called __________.
Matter
100
I have a fixed volume and a fixed shape
What is a solid
100
Ice Melting is a _______________ change
What is physical
100
Matter that does not have the same composition throughout is ________________.
What is Heterogeneous.
100
What is the formula for density?
What is D = M / V
200
This is a substance that cannot be broken down into simpler substances by chemical means.
Element
200
I have a fixed volume but I can take the shape of the container I am in.
What is a liquid.
200
The formation of rust is a _____________ change.
What is chemical
200
Which of these is a unit of measurement for density? grams mL g/mL
What is g/mL
200
The density of an object that has mass of 120g and volume of 6ml.
20g/ml
300
A property that can be observed without changing the identity of a substance is a __________________ property.
What is physical
300
I do not have a definite shape or volume.
What is a gas.
300
The formation of a gas is a _____________ change.
What is physical
300
The Law of Conservation of Matter states that matter is never created or ______________.
destroyed
300
What two things does density depend on?
What is mass and volume.
400
Two or more elements in a fixed ratio is called a _____________.
What is a compound
400
A liquid turning into a gas is called _______________.
What is vaporization.
400
A substance gives off an odor when combined with another substance.
What is a chemical change.
400
Which of these is an example of a compound? O NaCl Pb
What is NaCl
400
An object has a mass of 25g and a volume of 5mL. What is its density?
What is 5g/mL
500
The ratio of the mass of an object to its volume is called _____________.
What is density.
500
What is the 4th state of matter?
What is plasma.
500
One or more substances changing into a new substance is a _________________
What is chemical change.
500
A group of two or more atoms linked together.
What is a molecule?
500
A = .25 g/ML B = 1.56 g/ml C = .08 g/ML Put the letters in order of least to most dense
What is C, A, B
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