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16 Cards in this Set

  • Front
  • Back
liquid to gas
vaporization
gas to liquid
condensation
solid to gas
sublimation
gas to solid
deposition
Extensive Properties
depend on quantity; i.e., volume
Intensive Properties
do not depend on quantity; i.e., color
Pure Substance
matter in which all samples have identical composition and properties
Compounds
substances composed of atoms of two or more elements chemically united in fixed proportions; substances composed of two or more elements in a definite ratio by mass; can be decomposed into the constituent elements
Elements
substances that cannot be decomposed into simpler substances via chemical reactions
acid
a substance that yields
hydrogen ions (H+) when dissolved in water
base
a substance that yields
hydroxide ions (OH-) when dissolved in water.
"ous"
smaller of two
"ic"
higher of two
"per"
highest
Kinetic energy
the energy an object has when moving. The temperature of an object is proportional to its average kinetic energy (average speed of its atoms)
Potential energy
the energy an object has due to its position
Potential energy is “stored energy” because it can be converted into kinetic energy