vocab
ELEMENT SYMBOLS
Elements compounds & mixtures
Density
100
A substance produced in a chemical reaction
What is a product?
100
Mg
What is the chemical symbol for magnesium?
100
Element
The simplest for of matter.
100
D=M/V
What is the equation for density?
200
The ability of a substance to undergo a specific chemical change
what is a chemical property?
200
copper
What is cu?
200
A physical blend of two or more components
What is a mixture?
200
11.4g/cm³
A 10.0 cm³ piece of lead has a mass of 114g. What is its density?
300
a change in which one or more reactants change into one or more products.
what is a chemical reaction?
300
Si
What is the chemical symbol for silicon?
300
Compound
A substance that contains two or more elements.
400
a substance present at the start of a reaction.
What is a reactant?
400
Argon
What is Ar?
400
Homogeneous mixture
vinegar is a mixture of water and acetic acid which dissolves in the water. what kind of mixtures is this?
500
In any physical change or chemical reaction mass is conserved.
What does the law of conservation of mass state?
500
Be
What is the chemical symbol for Beryllium?
500
A mixture in which the composition is not uniform through out.
What is a heterogeneous mixture?
500
As temperature increases the density decreases
How does density vary with temperature?
M
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n
u