States of Matter
Has a definite volume but not a definite shape
liquid
Two or more elements chemically combined together
compound
Phase change of a solid turning into a liquid
melting
A substance that is made entirely from one type of atom. Provide 1 example.
element
Carbon, Oxygen, Nitrogen, Hydrogen, Phosphorus, Sulfur, Calcium, etc.
SI unit of pressure
Pascal (Pa)
Has a definite shape and volume
solid
Perfume is classified as which type of mixture
homogeneous
the temperature needed to change a liquid to a gas
boiling point
An increase in the size of a substance when the temperature is increased
thermal expansion
Which gas law involves the volume and temperature of gas molecules
Charles' Law
In what state do molecules move extremely quickly and by bouncing off each other
gas
Name the 2 parts of a solution
solute and solvent
Phase change of a solid turning into a gas
sublimation
A liquid's resistance to flow
viscosity
The temperature is constant in which gas law
Boyle's Law
Mixtures are not chemically combined. True or False
true
Reacting with light is an example of a _____________ property
chemical
the energy required for a substance to go from a solid to a liquid
heat of fusion
the ability of a substance to dissolve in a solvent
solubility
A volume of helium occupies 13.0 liters at 105 kPa. What is the resulting pressure if the volume increases to 15.5 liters?
88 kPa
An unusual state of matter found in neon signs, tv's, and lightning
plasma
When light scatters as it goes through a colloid
Tyndall Effect
Which phase change requires the most heat
boiling
A solid with particles placed randomly; "without form"
amorphous solid
What would be the resulting volume of a 2.3L balloon at 22°C that was placed in a cooler of ice water at 3°C?
2.2 liters