Phase changes Flashcards
0
Q
Liquid to gas
A
Vaporization
1
Q
Gas to liquid
A
Condensation
2
Q
Gas to solid
A
deposition
3
Q
Solid to Gas
A
Sublimation
4
Q
Solid to liquid
A
Melting
5
Q
Liquid to solid
A
Freezing
6
Q
Triple Point
A
At this particular pressure and temp, unique for a given substance, all three phases are at equilibrium.
7
Q
Physical properties of Ionic Solids
A
High bp, High mp, and poor electrical conductivity in the solid phase
8
Q
Metallic Solids physical properties.
A
High mp, High bp, (b/c of strong covalent attractions) good electrical conductivity.
9
Q
Freezing point depression equation
A
delta Tf= i Kf m
10
Q
Boiling point elevation
A
delta Tb = i Kb m
11
Q
Osmotic pressure equation
A
osmotic pressure = iMRT i= van't Hoff factor (# of ions/sol'n) i=2 for NaCl M= mol/L of solution R=ideal gas constant T= temp in Kelvin
