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95 Cards in this Set

  • Front
  • Back
gas changes to liquid
condensation
mass divided by volume
density
resistance to flow
viscosity
potential for a chemicla change
chemical activity
afterwards a new chemical is present,the chemical change
chemical change
definite volume, no definite shape
liquid
anything that flows
fluid
liquid changes to gas
vaporization
solid changes to liquid
melting
change of form, no chemical make- up
physical change
definite volume, definite shape
solid
two things combined together, not necessarily chemically
mixture
pure substance from the periodic table, can't be broken down further
element
liquid changes to a solid
freezing
chemically combined mixture
solution
pure substance made up of more than one element
compound
no definite shape, no definite volume
gas
solid changes directly to gas
sublimation
find the density : mass= 15g
volume = 9ml
1.67 g/ml
no charge, mass of 1, inside nucleus
neutron
+ 1 charge, mass of 1, inside nucleus
proton
- 1 charge, mass of 0, orbiting outside nucleus
electron
protons = what
atomic #
has no distinct charge
non-polar
larger amount in a solution, does the dissolving
solvent
+ 1 charge, mass of 1, inside nucleus
proton
- 1 charge, mass of 0, orbiting outside nucleus
electron
able to disslove in
soluble
protons = what
atomic #
something's ability to stick to other stuff
adhesion
has no distinct charge
non-polar
smaller amount in solution, gets dissolved
saturated solution
larger amount in a solution, does the dissolving
solvent
a chemically mixed, uniform mixture
solotion
+ 1 charge, mass of 1, inside nucleus
proton
able to disslove in
soluble
has both a positive and a negative side
polar
- 1 charge, mass of 0, orbiting outside nucleus
electron
protons = what
atomic #
something's ability to stick to other stuff
adhesion
has no distinct charge
non-polar
smaller amount in solution, gets dissolved
saturated solution
a chemically mixed, uniform mixture
solotion
larger amount in a solution, does the dissolving
solvent
able to disslove in
soluble
has both a positive and a negative side
polar
something's ability to stick to other stuff
adhesion
smaller amount in solution, gets dissolved
saturated solution
a chemically mixed, uniform mixture
solotion
has both a positive and a negative side
polar
something's ability to stick to itself
cohesion
mixture where particles can be easily separated
suspension
molecules stick together to form a thin, supportive layer
surface tension
salt water will have a ____ freezing point
lower
but salt water will have a ___ boiling point than fresh water
higher
a charged particle
ion
OH-
hydroxide
compound that changed color when reacted with an acid or base
indicator
one byproduct of neutralizing and acid or base
salt
H+
hydrogen
feels slippery
base
tastes sour
acid
turns litmus parer red
acid
turns litmus paper blue
base
tastes bitter
base
dissolves gats and oils
base
produces hydroxide ions in water
base
corrodes metals
acid
produces hydrogen ions in water
acid
2
strong acid
a charged particle
ion
OH-
hydroxide
compound that changed color when reacted with an acid or base
indicator
one byproduct of neutralizing and acid or base
salt
H+
hydrogen
feels slippery
base
tastes sour
acid
turns litmus parer red
acid
turns litmus paper blue
base
tastes bitter
base
dissolves gats and oils
base
produces hydroxide ions in water
base
corrodes metals
acid
produces hydrogen ions in water
acid
2
strong acid
atoms with the same number of protons but different # of neutrons
isotopes
any biological catalyst
enzyme
anything that slows down a chemical reaction
inhibitor
minimum amount of enerygy needed to start a chemical reaction
activation energy
anythingthat speeds up a chemical reaction
catalyst
the time needed for half of an isotope to decay
half-life
squiggly lines
gamma
2 protons 2 nneutrons
alpha
particle identical to an electron
beta
above line- ___ heat ____ and this reaction would happen faster in a ___ environment
endothermic, absorbed, warmer