Solutions
Changes of State
Intermolecular Forces
The Liquid State
Heating Curves and Phase Diagrams
100
The substance that does the dissolving
What is solvent?
100
Vaporization is the same thing as __________
What is evaporation?
100
What does IMF stand for
What is intermolecular forces?
100
Two forces cause capillary action?
What is cohesive and adhesive?
100
Unit for delta H for slopes and flats
What is joules and kilojoules?
200
What are three ways to measure solutions
What is molarity, % mass, and mole fraction?
200
Evaporation is always __________
What is endothermic?
200
List the forces of attraction from strongest to weakest
What is covalent, hydrogen bond, dipoe-dipole, london dispersion forces?
200
What two things cause viscosity to increase
What is molecular forces and molecular size?
200
triple point
What is solid, liquid and gas have identical vapor pressure and all three phases exist together?
300
What are two factors that affect solubility
What is temperature, pressure, solvent interactions or gas?
300
pressure of the vapor present at equilibrium
What is vapor pressure?
300
The hydrogen molecules when boiled change into H2 and O2. (true or false)
What is false?
300
What causes something become less viscous as it is heated
What is more energy to overcome and intermolecular forces?
300
heat of fusion
What is energy required to convert a mole of solid substance to a mole of liquid substance?
400
Changing the pressure affects the solubility of solids and liquids. (true or false)
What is false?
400
substance goes directly from the solid to the gaseous state
What is sublimation?
400
List the substances BaCl2, H2, HF and Ne in order of increasing boiling points
What is H2, Ne, CO, HF, BaCl2?
400
causes of surface tension
What is resistance of a liquid to an increase in its surface area? (high intermolecular force, the higher the surface tension)
400
heat of vaporization
What is energy required to convert a mole of liquid substance to a mole of vapor substance?
500
What are the steps in making a solution
What is break apart solvent, break apart solute and mixing solvent and solute?
500
what is the relationship between temperature and vapor pressure
What is high temperature high vapor pressure vs low temperature low vapor pressure?
500
Why do LDF occur
What is instantaneous dipoles, random movement of electrons, polarizability increases with the number of electrons in a molecule?
500
water's surface area increases
What is adhesive forces, greater than its cohesive forces?
500
causes supercooling and superheating
What is rapid cooling or heating?
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