Science Vocab 3 Question Preview (ID: 62930)
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phase
a) one of the four states or conditions in which a substance can exist: solid, liquid, gas, or plasma; a part of matter that is
b) The change of state from a gas to a liquid
c)
d)
condensation
a) The change of state from a gas to a liquid
b) the vapor pressure of a system at equilibrium
c)
d)
equilibrium
a) chemical reaction and the reverse chemical reaction occur at the same rate such that the concentrations reactantspro no chan
b) a liquid that evaporates readily or at a low temperature
c)
d)
equilibrium vapor pressure
a) the vapor pressure of a system at equilibrium
b) a liquid that evaporates readily or at a low temperature
c)
d)
volatile liquid
a) a liquid that evaporates readily or at a low temperature
b) the temperature and pressure at which a liquid and a gas are in equilibrium
c)
d)
boiling
a) conversion of a liquid to a vapor within the liquid as well as at the surface of the liquid at a specific temperature pressur
b) the amount of energy as heat required to evaporate 1 mol of a liquid at constant pressure and temperature
c)
d)
boiling point
a) the temperature and pressure at which a liquid and a gas are in equilibrium
b) the change of state in which a liquid becomes a solid as energy as heat is removed
c)
d)
molar enthaply of vaporization
a) the amount of energy as heat required to evaporate 1 mol of a liquid at constant pressure and temperature
b) the process in which a solid changes directly into a gas (the term is sometimes also used for the reverse process)
c)
d)
freezing
a) the change of state in which a liquid becomes a solid as energy as heat is removed
b) the change of state from a gas directly to a solid
c)
d)
freezing point
a) temperature at which a solid and liquid are in equilibrium at 1 atm pressure; the temperature at a liquid substance freezes
b) the temperature and pressure at which the gas and liquid states of a substance becomes identifical and form one phase
c)
d)
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