ACS General Chemistry 2 Exam 55 Questions And Answers
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Terms in this set
55
triple point
temp and pressure where the solid/liquid/gas phases of the substance are in equilibrium
standard pressume
760 mmHg/760 torr/1 atm/101.325 kPa
crystalline conductivity
poor conductor in solid form; good conductor when fused
covalent conductivity
doesn't conduct electricity when solid or fused
metallic conductivity
good conductor in both solid and fused forms
mixed substances MP
lower melting point than pure substances
volatility
the higher the vapor pressure at a given temp, the more volatile the compound
vapor pressure and temperature relationship
proportional
boiling point
temp at which the vapor pressure is equal to the external pressure
surface tension
energy req to break through the surface or to disrupt a liquid drop