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Changes of State
Mixtures
Compounds and Chemical Changes
Acids, Bases, Salts
Whole Chapter
100
Altering the form of an object without changing the type of matter that it is.
Physical Change
100
A physical combination of substances.
Mixture
100
2 or more substances combine to form a new substance
Chemical Change
100
Another name for the strength of an acid.
Acidity
100
What forms when you mix an acid and a base?
Salt
200
The temperature at which a substance melts.
Melting Point
200
A mixture with parts that blend so that it looks the same everywhere, even under a microscope.
Solution
200
Chemicals on the left side of a chemical equation.
Reactants
200
Atoms or molecules that have gained or lost electrons. Have a charge.
Ions
200
The word for what happens when acids and bases mix to form salt and water.
Neutralization
300
An increase in an objects volume due to added heat.
Thermal Expansion
300
A solution made of a metal and another solid (often another metal).
Alloy
300
Chemicals on the right side of a chemical equation.
Products
300
bitter, soapy compounds that are often found in cleaning solutions.
Base
300
pH scaleThe name of the scale used to measure how acidic or basic something is.
pH scale
400
In general, which state of matter has the most energy?
Gas
400
A mixture like a suspension, except the parts do not settle. (smoke, mayonnaise, foam)
Colloid
400
Name one sign that a chemical change has taken place.
Color change, tarnish, gas released, precipitate formed, energy released
400
A sour, skin-irritating compound that turns blue litmus paper red.
Acid
400
What is one example of a chemical change?
Burning a log, sodium and chlorine becoming table salt, Etc.
500
The term for when a solid turns straight into a gas, skipping the liquid stage.
Sublimation
500
The process of separating liquids by using evaporation and condensation.
Distillation
500
What is the name for the solid that forms when certain liquids are mixed together?
Precipitate
500
What is the word that describes the strength of a base?
Alkalinity
500
The name for the maximum amount of a solute that can dissolve in a solvent.
solubility